World Sports Racing Prototypes

The site dedicated to sportscar race results and chassis numbers histories is under construction.




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International Motor Sport Association 1983


Round Date Race State Practiced Started Classified
1 6.2.1983 24 h Daytona USA 87 79  
2 27.2.1983 GP of Miami USA 33 32  
2 27.2.1983 GP of Miami [GTU] USA   29  
2 27.2.1983 GP of Miami [GTO] USA 36 31  
3 19.3.1983 12 h Sebring USA 87 84  
4 10.4.1983 500 km Road Atlanta USA   59  
5 24.4.1983 6 h Riverside USA   56  
6 1.5.1983 100 mile Laguna Seca USA   25  
6 1.5.1983 Laguna Seca [GTU] USA   24  
7 15.5.1983 500 km Charlotte USA   40  
8 30.5.1983 3 h Lime Rock USA   37  
9 19.6.1983 6 h Mid-Ohio USA   50  
10 4.7.1983 250 mile Daytona Paul Revere USA   44  
11 10.7.1983 500 km Brainerd USA   27  
12 24.7.1983 3 h Sears Point USA   34  
13 31.7.1983 3 h Portland USA   38  
14 14.8.1983 6 h Mosport CDN   30  
15 21.8.1983 500 mile Road America USA   48  
16 11.9.1983 500 mile Pocono USA 51 43  
17 27.11.1983 3 h Daytona Finale USA   68  

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IMSA Round: 1

24 h Daytona

Silver Anniversary Edition 24 Hr. Pepsi Challenge (The 21st Annual 24 Hour Pepsi Challenge Camel GT Endurance Championship Race), Daytona International Speedway Date: 6.2.1983

Practiced:87(GTP - 21, GTO - 43, GTU - 23)
Started:79(GTP - 19, GTO - 40, GTU - 20)

Circuit length: 6,180 km Race distance: 3819,167 km Winner's average speed: 158,973 km/h

Fastest lap:Bob WollekNo. 6Porsche 935L1:49,22203,695 km/h(lap 450)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 6 Bob Wollek (F)
Claude Ballot-Léna (F)
Preston Henn (USA)
A. J. Foyt (USA)
Porsche 935L 935 L Henn's Swap Shop Racing 618 24:01:27,025 1. GTP 1. 1:42,155
2. 88 Terry Wolters (USA)
Randy Lanier (USA)
Marty Hinze (USA)
DNS - Ken Murray (USA)
March 83G Chevrolet 1 Motorsports Marketing 612 24:02:42,757 2. GTP 15. 1:51,524
3. 7 Pete Halsmer (USA)
Bob Reed (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 598 1. GTO 24. 1:56,421
4. 24 M. L. Speer (USA)
Ken Madren (USA)
Ray Ratcliff (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 578 3. GTP 16. 1:51,945
5. 50 Diego Febles (PR)
Kikos Fonseca (CR)
Roy Valverde (CR)
Porsche Carrera RSR 911 560 9115 Latino Racing 568 2. GTO 58. 2:05,887
6. 10 Ralph Kent-Cooke (USA)
Jim Adams (USA)
John Bright (GB)
DNS - Dana Leung (J)
Lola T600 Chevrolet HU1 Cooke Racing 563 4. GTP 6. 1:49,998
7. 05 Tico Almeida (USA)
Miguel Morejon (C)
Ernesto Soto (YV)
Porsche Carrera RSR 911 460 9050 T & R Racing 561 3. GTO 36. 2:02,315
8. 77 Walt Bohren (USA)
Pierre Honegger (USA)
David Palmer (GB)
Mazda GTP Z & W Enterprises 553 5. GTP 32. 1:59,656
9. 9 Wayne Baker (USA)
Jim Mullen (USA)
Bob Garretson (USA)
Porsche 934 009 00030 Personalized Autohaus 551 4. GTO 52. 2:04,892
10. 35 Paul Gilgan (USA)
Al Leon (USA)
Wayne Pickering (USA)
Porsche Carrera RSR 911 460 9113 Pegasus Racing 547 5. GTO 56. 2:05,642
11. 47 Frank Rubino (USA)
Pepe Romero (USA)
Doc Bundy (USA)
Dale Whittington (USA)
Porsche 935 M16 930 990 0032 Frank Rubino 546 6. GTP 3. 1:46,976
12. 92 Lee Mueller (USA)
Hugh McDonough (USA)
Terry Visger (USA)
Mazda RX-7 Kent Racing 544 1. GTU 34. 2:01,367
13. 58 Kathy Rude (USA)
Deborah Gregg (USA)
Bonnie Henn (USA)
Porsche 924 Carrera Brumos Racing 531 6. GTO 35. 2:01,480
14. 90 Mike Schaefer (USA)
Jack Refenning (USA)
John Belperche (USA)
Doug Zitza (USA)
Porsche 911 911 030 1263 901 Shop 525 2. GTU 70. 2:10,076
15. 61 Brent O'Neill (USA)
Don Courtney (USA)
Luis Sereix (USA)
Chevrolet Monza Band&Trivette Vista Racing 525 7. GTO 31. 1:59,081
16. 86 Hurley Haywood (USA)
Bruce Leven (USA)
Al Holbert (USA)
Porsche 935/80 000 00028 Bayside Disposal Racing 515 Wheel 7. GTP 5. 1:47,929
17. 60 Steve Dietrich (USA)
Chris Ivey (USA)
Jim Cook (USA)
Mazda RX-7 Team Morrison 514 3. GTU 67. 2:07,930
18. 85 Richard Lloyd (GB)
George Drolsom (USA)
Jonathan Palmer (GB)
Porsche 924 Carrera Richard Lloyd 500 8. GTO 29. 1:58,274
19. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Danny Smith (USA)
Mazda RX-7 Mandeville Auto Tech 476 4. GTU 79. no time
20. 4 Billy Hagan (USA)
Terry Labonte (USA)
Lloyd Frink (USA)
Chevrolet Camaro Stratagraph Inc. 467 9. GTO 10. 1:50,742
21. 63 Jim Downing (USA)
John Maffucci (USA)
Steve Potter (USA)
Mazda RX-7 RGP 500 Racing 466 5. GTU 42. 2:03,563
22. 29 Robert Overby (USA)
Chris Doyle (USA)
Don Bell (USA)
Chevrolet Camaro Overby's 438 10. GTO 40. 2:02,854
23. 37 Tom Burdsall (USA)
Peter Welter (USA)
Al Bacon (USA)
Mazda RX-7 Burdsall-Welter Racing 436 6. GTU 60. 2:06,018
24. 26 Tom Nehl (USA)
Nelson Silcox (USA)
Richard Valentine (USA)
Chevrolet Camaro Centurion Leasing 426 Accident 11. GTO 20. 1:54,340
25. 1 John Paul, Jr. (USA)
Rene Rodriguez (USA)
Joe Castellano (USA)
Porsche 935 JLP-3 JLP-3 JLP Racing 412 Turbocharger 8. GTP 2. 1:46,345
26. 13 Duane Eitel (USA)
Mike Brummer (USA)
Phil Pate (USA)
Pontiac Firebird Gordon Oftedahl 411 Engine 12. GTO 18. 1:53,658
27. 28 Herb Adams (USA)
John Martin (USA)
Joe Ruttman (USA)
Leonard Emanuelson (USA)
DNS - Mike Meldeau (USA)
Avanti II Avanti 410 13. GTO 14. 1:51,477
28. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
Duff Hubbard (CDN)
BMW M1 WBS59910004301225 Bieri Racing 406 14. GTO 33. 2:00,920
29. 97 Wally Dallenbach, Jr. (USA)
Willy T. Ribbs (USA)
Whitney Ganz (USA)
Toyota Celica All American Racers 365 7. GTU 63. 2:06,475
30. 75 Bard Boand (USA)
Richard Anderson (USA)
Mike Stephens (USA)
Chevrolet Corvette Bard Boand 358 15. GTO 38. 2:02,713
31. 83 Mike Gassaway (USA)
Scott Smith, Sr. (USA)
Joe Cogbill, Sr. (USA)
Joe Cogbill (USA)
Chevrolet Camaro Thomas T. Ciccone 357 Gearbox 9. GTP 65. 2:06,934
32. 52 Tom Cripe (USA)
Dick Gauthier (USA)
David Duncan (USA)
Jack Swanson (USA)
Porsche 911 TFC Racing 312 8. GTU 76. 2:15,790
33. 71 Charles Morgan (USA)
Bill Johnson (USA)
Jim Miller (USA)
Datsun 280ZX Charles Morgan 305 Engine 9. GTU 61. 2:06,217
34. 27 Jim Fowells (USA)
Ray Mummery (USA)
Tom Sheehy (USA)
Mazda RX-7 Scuderia Rosso 300 Accident 10. GTU 69. 2:08,558
35. 78 Klaus Bitterauf (USA)
Vicki Smith (USA)
Scott Flanders (USA)
Porsche 911 Der Klaus Haus 299 Engine 11. GTU 75. 2:14,843
36. 65 Carson Baird (USA)
Chip Mead (USA)
Tom Pumpelly (USA)
Ferrari 512 BB 38179 Ron Spangler 294 Engine 10. GTP 21. 1:55,925
37. 23 Raul Garcia (USA)
Vince DiLella (USA)
Armando Fernandez (USA)
Chevrolet Camaro Superior Racing Team 285 Accident 16. GTO 81. no time
38. 01 John Morton (USA)
Tom Klausler (USA)
Ronnie Bucknum (USA)
Ford Mustang Marketing Corporation 284 17. GTO 49. 2:04,450
39. 72 Gary Baker (USA)
Sterling Marlin (USA)
Chevrolet Corvette John Josey 284 Accident 18. GTO 77. 2:16,407
40. 41 Rusty Schmidt (USA)
Scott Schmidt (USA)
Chevrolet Corvette Starved Rock Lodge 263 19. GTO 37. 2:02,428
41. 49 Hoyt Overbagh (USA)
Peter Kirill (USA)
David Price (USA)
Chevrolet Monza OMR Engines 243 20. GTO 50. 2:04,482
42. 66 Jack Dunham (USA)
Jeff Kline (USA)
Jon Compton (USA)
Mazda RX-7 Mike Meyer Racing 242 Engine 12. GTU 43. 2:03,603
43. 45 Gene Felton (USA)
Tom Williams (USA)
Lloyd Frink (USA)
Chevrolet Camaro Stratagraph Inc. 223 Accident damage 21. GTO 9. 1:50,593
44. 21 Lyn St. James (USA)
John Graham (CDN)
Drake Olson (USA)
Nimrod NRA/C2 Aston Martin 003 Nimrod Racing 208 Engine 11. GTP 12. 1:49,396
45. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Peter Dawe (USA)
Porsche 924 Carrera GTR Whitehall Promotions 193 Engine 22. GTO 62. 2:06,382
46. 55 Diego Montoya (CO)
Terry Herman (USA)
Tony Garcia (USA)
BMW M1 WBS59910004301040 B de T Racing 172 Ignition 23. GTO 25. 1:57,202
47. 14 Bob Raub (USA)
Sam Moses (USA)
Carl Shafer (USA)
Pontiac Firebird Oftedahl Racing 165 Engine 24. GTO 17. 1:53,179
48. 16 Paul Goral (USA)
Larry Figaro (USA)
Nort Northam (USA)
Porsche 911 Paul Goral 161 Engine 13. GTU 80. no time
49. 74 Del Russo Taylor (USA)
Mike Angus (USA)
Wayne Dassinger (USA)
Chevron GTP Buick Mark Wagoner 152 Engine 12. GTP 48. 2:04,343
50. 44 Bob Tullius (USA)
Bill Adam (CDN)
Pat Bedard (USA)
Jaguar XJR-5 003 Group 44 130 Accident damage 13. GTP 7. 1:49,323
51. 98 Dennis Aase (USA)
Al Unser, Jr. (USA)
Michael Chandler (USA)
Toyota Celica All American Racers 130 Gearbox 14. GTU 39. 2:02,764
52. 89 "Jamsal" (ES)
Eduardo Galdamez (ES)
Eduardo Barrientos (ES)
Porsche Carrera RSR Taca El Salvador 122 Accident 25. GTO 68. 2:08,415
53. 31 Dale Kreider (USA)
Dick Neland (USA)
DNS - Ed Kuhel (USA)
Chevrolet Camaro Kendco 122 Engine 26. GTO 64. 2:06,901
54. 11 A. J. Foyt (USA)
Darrell Waltrip (USA)
Guillermo Maldonado (USA)
DNS - Tiff Needell (GB)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing 121 Engine 14. GTP 13. 1:50,000
55. 67 Elliot Forbes-Robinson (USA)
DNS - Kyle Petty (USA)
Gary Witzenburg (USA)
Tony Swan (USA)
Pontiac Firebird Trans Am Specialtes 121 Engine 27. GTO 66. 2:07,185
56. 42 Bill Bean (USA)
Buzz Cason (USA)
Gary Wonzer (USA)
Porsche 911 Gary Wonzer 118 Gearbox 15. GTU 73. 2:12,364
57. 99 Gene Hackman (USA)
Masanori Sekiya (J)
Kaoru Hoshino (J)
Toyota Celica All American Racers 118 Gearbox 16. GTU 57. 2:05,666
58. 64 John Hulen (USA)
Ron Coupland (USA)
Bob Speakman (USA)
Porsche Carrera RSR John Hulen 118 Electrics 28. GTO 46. 2:04,146
59. 15 Doug Lutz (USA)
Dave Panaccione (USA)
Larry Connor (USA)
Fern Prego (USA)
Porsche Carrera RSR 911 460 0037? D & L Performance 113 Flywheel 29. GTO 59. 2:05,906
60. 81 Robert Whitaker (USA)
Bill McDill (USA)
Karl Keck (USA)
Chevrolet Camaro Robert Whitaker 98 Gearbox 30. GTO 51. 2:04,513
61. 36 Paul Miller (USA)
Jim Busby (USA)
Ron Grable (USA)
Porsche 924 Carrera Herman & Miller P & A 91 Engine 31. GTO 30. 1:58,742
62. 06 Bobby Diehl (USA)
Roy Newsome (USA)
Mazda RX-7 Bobby Diehl 87 32. GTO 71. 2:11,342
63. 43 Bob Richardson (USA)
Bob Young (USA)
Bob Gregg (USA) - DND
Chevrolet Camaro Bob Gregg 85 Gearbox 33. GTO 27. 1:57,779
64. 04 Paul Canary (USA)
Jean-Paul Libert (B)
Pascal Witmeur (B)
Roger Carmillet (F) - DND
Pontiac Firebird Paul Canary Racing 85 Accident 34. GTO 22. 1:56,064
65. 32 Rick Cline (USA)
Paul Romano (USA)
Mike Powell (USA)
Mazda RX-7 Richard Cline 82 Axle 17. GTU 72. 2:11,500
66. 84 Emory Donaldson (USA)
Steve Pope (USA)
Ken Murray (USA)
Chevrolet Camaro Motorsport Marketing 79 Gearbox 35. GTO 26. 1:57,527
67. 07 Ludwig Heimrath (CDN)
Ludwig Heimrath, Jr. (CDN)
Porsche 934 Heimrath Racing 71 Oil leak 36. GTO 23. 1:56,379
68. 30 Jack Rynerson (USA)
Ron Case (USA)
Porsche 911 Case Racing 67 Engine 18. GTU 74. 2:14,204
69. 51 Doug Carmean (USA)
Don Herman (USA)
John Finger (USA)
Mazda RX-7 Red Roof Inns 57 Accident 19. GTU 53. 2:05,105
70. 82 Joe Varde (USA)
John Casey (USA)
Jack Baldwin (USA) - DND
Mazda RX-7 Trinity Racing 52 Engine 20. GTU 47. 2:04,274
71. 87 Bob Beasley (USA)
John Ashford (USA)
Jack Lewis (USA) - DND
Porsche Carrera RSR 911 460 0035 Bob Beasley 52 Engine 37. GTO 45. 2:03,942
72. 0 Ted Field (USA)
Bill Whittington (USA)
Danny Ongais (USA) - DND
Lola T600 Chevrolet Turbo HU6 Interscope Racing 47 Turbocharger 15. GTP 11. 1:42,554
73. 5 Bob Akin (USA)
John O'Steen (USA)
Dale Whittington (USA) - DND
Porsche 935 K3 Bob Akin Motor Racing 43 Accident 16. GTP 4. 1:47,140
74. 03 Angelo Pallavicini (CH)
Werner Frank (USA)
Porsche 935 Angelo Pallavicini 24 Engine 17. GTP 28. 1:58,273
75. 02 Milt Minter (USA)
Ronnie Bucknum (USA)
Ford Mustang Marketing Corporation 24 Oil leak 38. GTO 55. 2:05,559
76. 8 John Paul (USA)
Phil Currin (USA) - DND
Porsche 935 JLP-4 JLP-4 JLP Racing 15 Withdrawn 18. GTP 41. 2:03,053
77. 25 Dave Cowart (USA)
Kenper Miller (USA)
Mauricio DeNarvaez (CO) - DND
March 82G Porsche 2 Red Lobster Racing 14 Drive shaft 19. GTP 78. no time
78. 09 Tom Ciccone (USA)
Vic Shinn (USA) - DND
Joe Cogbill, Sr. (USA) - DND
Chevrolet Camaro Mark Gassaway 6 Engine 39. GTO 54. 2:05,479
79. 19 Lance Van Every (USA)
Ash Tisdelle (USA) - DND
Porsche Carrera RSR Van Every Racing 0 Accident 40. GTO 44. 2:03,708
Did not start:
00 Ted Field (USA)
Danny Ongais (USA)
Bill Whittington (USA)
Lola T600 Chevrolet Interscope Racing Fire GTP 8. 1:50,524
2 Marty Hinze (USA) Porsche 935 930 770 0960 Hinze Fencing GTP 19. 1:54,289
17 Billy Dingman (USA)
Roger Bighouse (USA)
John Gunn (USA)
Chevrolet Corvette Dingman Brothers Racing GTO
18 Vincent P. Collins (USA)
Bill Nelson (USA)
Lojza Vosta (USA)
Pontiac Firebird Bill Nelson GTO
20 Dale Kreider (USA)
Dave Heinz (USA)
Chevrolet Corvette Dale Kreider GTO
39 Donald Flores (USA)
Robert Gottfried (USA)
Howdy Holmes (USA)
Porsche 911 Donald Flores GTU
69 Ricardo Londono (CO)
Diego Londono (CO)
Fred Flaquer (USA)
Porsche 911 Conrado Casado GTU
73 Ken Grostic (USA)
Keith Lawhorn (USA)
Porsche 914 G. O. Racing GTU
In entry list:
- Don Courtney (USA)
Brent O'Neill (USA)
Luis Sereix (USA)
Buick Skyhawk Vista Racing GTO
3 Fred Stiff (USA) Grid Plaza S1 Ford GA01 GRID Racing GTP
12 Les Blackburn (GB)
Roy Baker (GB)
David Palmer (GB)
Harrier LR4 Mazda Les Blackburn GTP
22 xxx Nimrod NRA/C2 Aston Martin Nimrod Racing GTP
80 xxx Pontiac Firebird Charles Kleinschmidt GTO

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IMSA Round: 2

GP of Miami

Budweiser Grand Prix of Miami Camel GT, Miami Date: 27.2.1983

Practiced:33
Started:32(GTP - 32)

Circuit length: 2,977 km Race distance: 129,370 km Winner's average speed: 82,192 km/h

Fastest lap:Danny OngaisNo. 00Lola T600 Chevrolet1:40,14107,033 km/h(lap 7)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 41 Al Holbert (USA)
DNS - Jim Trueman (USA)
March 83G Chevrolet 2 Holbert Racing 27 1:45:00,000 1. GTP 4. 1:25,776
2. 1 John Paul, Jr. (USA)
DNS - Brian Redman (GB)
Lola T600 Chevrolet HU4 JLP Racing 27 2. GTP 1. 1:24,646
3. 06 Klaus Ludwig (D)
DNS - Bobby Rahal (USA)
Ford Mustang Turbo Zakspeed Roush 27 3. GTP 9. 1:27,214
4. 2 John Fitzpatrick (GB)
DNS - David Hobbs (GB)
Porsche 935 K4 K4/01 John Fitzpatrick Racing 27 4. GTP 2. 1:25,688
5. 44 Bob Tullius (USA)
DNS - Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 27 5. GTP 10. 1:27,261
6. 9 Don Whittington (USA)
DNS - Preston Henn (USA)
DNS - Bonnie Henn (USA)
Porsche 935 K3 000 0009 Henn's Swap Shop Racing 27 6. GTP 19. 1:31,317
7. 54 Tony Garcia (USA)
DNS - Albert Naon (USA)
Mirage M12 Ford 01 Montura/Conte Racing 27 7. GTP 18. 1:30,539
8. 12 Jochen Mass (D)
DNS - Derek Bell (GB)
Porsche 935/78-81 JR-002 John Fitzpatrick Racing 27 8. GTP 8. 1:27,095
9. 09 Bob Wollek (F)
DNS - Michael Andretti (USA)
Porsche 935L 935 L Henn's Swap Shop Racing 27 9. GTP 5. 1:26,214
10. 16 Marty Hinze (USA)
DNS - Randy Lanier (USA)
March 83G Chevrolet 82G-4 Marty Hinze Racing 26 10. GTP 23. 1:35,254
11. 86 Brian Redman (GB)
DNS - Hurley Haywood (USA)
Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 26 11. GTP 28. 1:45,090
12. 6 Geoff Brabham (AUS)
DNS - Tim Coconis (USA)
Ford Mustang Turbo Zakspeed Roush 26 12. GTP 14. 1:28,728
13. 11 Victor Gonzalez (USA)
DNS - Drake Olson (USA)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing 26 13. GTP 21. 1:31,621
14. 5 Dale Whittington (USA)
DNS - Bob Akin (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 26 14. GTP 15. 1:29,682
15. 46 Mauricio DeNarvaez (CO)
DNS - George Salak (USA)
Porsche 935J 000 00012 JLP Racing 26 15. GTP 22. 1:33,958
16. 45 Vicki Smith (USA)
DNS - Gene Felton (USA)
Pontiac Firebird Stratagraph 26 16. GTP 17. 1:30,217
17. 69 Hiram Cruz (USA)
DNS - Armando Gonzalez (MEX)
Porsche 934/5 Hiram Cruz 25 17. GTP 26. 1:38,814
18. 10 Ralph Kent-Cooke (USA)
Harald Grohs (D)
Lola T600 Chevrolet HU1 Cooke Racing 25 18. GTP 11. 1:27,833
19. 4 Chris Cord (USA)
DNS - Jim Adams (USA)
Lola T600 Chevrolet HU5 Chris Cord Racing/Rayfin 25 19. GTP 6. 1:26,429
20. 22 Doc Bundy (USA)
DNS - Lyn St. James (USA)
Nimrod NRA/C2 Aston Martin 003 Nimrod Racing 25 20. GTP 16. 1:30,116
21. 68 Richard Valentine (USA)
DNS - Del Markle (USA)
Chevrolet Corvette USA Racing 24 DNF 21. GTP 25. 1:37,902
22. 8 Victor Perella (USA)
DNS - Fred Gottfried (USA)
Porsche 935 JLP-3 JLP-3 JLP Racing 24 22. GTP 27. 1:41,545
23. 25 Kenper Miller (USA)
DNS - Dave Cowart (USA)
March 82G Porsche 2 Red Lobster Racing 23 23. GTP 29. 1:45,244
24. 3 Emilio de Villota (E)
Tom Sneva (USA)
Grid Plaza S1 Ford GA01 Grid Motor Racing 23 24. GTP 7. 1:26,640
25. 53 Bob Young (USA)
DNS - Bob Gregg (USA)
March-BMW M1 Chevrolet 003 Bob Gregg Racing 19 25. GTP 20. 1:31,342
26. 30 Gianpiero Moretti (I)
DNS - Sarel van der Merwe (ZA)
Porsche 935/78-81 JR-001 Momo Corse 17 DNF 26. GTP 13. 1:28,711
27. 39 John Gunn (USA)
DNS - Ricardo Londono (CO)
Phoenix JG1 Chevrolet JG-1 John Gunn 17 27. GTP 32. 1:32,960
28. 35 "Fomfor" (ES)
DNS - Arnoldo Kregsa (ES)
BMW 320i Francis Miguel 14 28. GTP 31. 1:34,541
29. 00 Danny Ongais (USA)
DNS - Ted Field (USA)
Lola T600 Chevrolet Interscope Racing 9 DNF 29. GTP 3. 1:25,723
30. 74 Del Russo Taylor (USA)
DNS - Larry Figaro (USA)
Chevron GTP Buick Mark Wagoner 9 DNF 30. GTP 30. 1:48,122
31. 77 Walt Bohren (USA)
DNS - Pierre Honegger (USA)
Mazda GTP Z & W Enterprises Racing 4 DNF 31. GTP 24. 1:36,312
32. 88 Tiff Needell (GB)
DNS - Howdy Holmes (USA)
March 83G Chevrolet 1 Motorsport Marketing 1 DNF 32. GTP 12. 1:28,407
Did not start:
0 Danny Ongais (USA)
Ted Field (USA)
Lola T600 Chevrolet Turbo Interscope Racing Withdrawn, raced no.00 GTP 1:26,681
In entry list:
7 Gary Belcher (USA)
Rolf Stommelen (D)
Rondeau M382 Chevrolet 001 Belcher Racing GTP
18 Rene Rodriguez (USA)
Lyn St. James (USA)
Porsche 935 JLP-4 JLP-4 JLP Racing GTP
24 M. L. Speer (USA)
Ken Madren (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing GTP
27 Alan Jones (USA)
Peter Brock (USA)
Chevrolet Monza Cobra Racing GTP
43 Gary Wonzer (USA)
Bill Bean (USA)
Chevrolet GTP Gary Wonzer GTP
83 xxx March 83G Porsche March Engineering GTP
90 xxx Porsche 935 Garretson Enterprises GTP

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IMSA Round: 2

GP of Miami [GTU]

Budweiser Grand Prix of Miami Camel GTU, Miami Date: 27.2.1983

Started:29(GTU - 29)

Circuit length: 2,977 km Race distance: 101,228 km Winner's average speed: 110,914 km/h

Fastest lap:Roger MandevilleNo. 38Mazda RX-71:34,44113,493 km/h(lap 29)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 38 Roger Mandeville (USA) Mazda RX-7 Mandeville Auto/Tech 34 0:54:45,597 1. GTU 4.
2. 97 Whitney Ganz (USA) Toyota Celica All American Racers 34 0:55:02,323 2. GTU 5.
3. 66 Jack Dunham (USA) Mazda RX-7 Jack Dunham Racing 34 3. GTU 2.
4. 98 Dennis Aase (USA) Toyota Celica All American Racers 33 4. GTU 1. 1:33,441
5. 71 Charles Morgan (USA) Datsun 280ZX Morgan Perf. Group 33 5. GTU 8.
6. 63 Jim Downing (USA) Mazda RX-7 RGP 500 Racing 33 6. GTU 9.
7. 95 Bob Leitzinger (USA) Datsun 280ZX Leitzinger Racing 33 7. GTU 11.
8. 6 Juan Lopez (DR) Porsche 911 Juan Lopez 32 8. GTU 12.
9. 27 Ray Mummery (USA) Mazda RX-7 Scuderia Rosso 32 9. GTU 17.
10. 92 Lee Mueller (USA) Mazda RX-7 Kent Racing 31 Accident 10. GTU 3.
11. 82 Joe Varde (USA) Mazda RX-7 Trinity Racing 31 11. GTU 29.
12. 78 Klaus Bitterauf (USA) Porsche 911 Der Klaus Haus 31 12. GTU 23.
13. 18 Paul Romano (USA) Mazda RX-2 Speed Merchants 31 13. GTU 15.
14. 04 Vince DiLella (USA) Porsche 911 DiLella Racing 31 14. GTU 21.
15. 52 Jack Swanson (USA) Porsche 911 TFC Racing 31 15. GTU 22.
16. 76 Timothy F. M. Lee (USA) Ford Capri Hifi Hospital 29 16. GTU 28.
17. 32 George Alderman (USA) Datsun 280ZX Alderman Datsun 29 17. GTU 13.
18. 16 Paul Goral (USA) Porsche 911 Paul Goral 28 Accident 18. GTU 24.
19. 42 Bill Bean (USA) Porsche 911 Gary Wonzer 28 19. GTU 19.
20. 11 Carlos Lopez (USA) Porsche 911 Carlos Alberto Lopez 28 20. GTU 26.
21. 30 Ron Case (USA) Porsche 911 Case Racing 28 21. GTU 25.
22. 39 Donald Flores (USA) Porsche 911 Donald Flores 27 22. GTU 20.
23. 8 Anatoly Arutunoff (USA) Lancia Stratos Hallet Motor Racing Circuit 26 DNF 23. GTU 18.
24. 85 Logan Blackburn (USA) Datsun ZX Logan Blackburn 13 DNF 24. GTU 6.
25. 48 John Finger (USA) Mazda RX-7 Mandeville Auto/Tech 7 DNF 25. GTU 10.
26. 3 Rick Cline (USA) Mazda RX-7 Rick Cline 7 DNF 26. GTU 16.
27. 17 Al Bacon (USA) Mazda RX-7 Al Bacon Racing 6 DNF 27. GTU 7.
28. 41 Alex Priest (USA) BMW 2002 Bryant & Graham Racing 5 DNF 28. GTU 27.
29. 15 Jorge Recalde Renault R5 Turbo Team Renault Peru 4 DNF 29. GTU 14.
In entry list:
51 Doug Carmean (USA) Mazda RX-7 Red Roof Inns GTU
53 Dale Aspy (USA) Datsun Z Dale Aspy GTU
73 Ken Grostic (USA)
Keith Lawhorn (USA)
Porsche 914/4 G.O. Racing GTU
81 Bob Speakman (USA) Datsun Z Speakman Racing GTU
90 Mike Schaefer (USA) Porsche 911 911 030 1263 901 Shop GTU

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IMSA Round: 2

GP of Miami [GTO]

Budweiser Grand Prix of Miami Camel GTO, Miami Date: 27.2.1983

Practiced:36(GTO - 36)
Started:31(GTO - 31)

Circuit length: 2,977 km Race distance: 101,228 km Winner's average speed: 96,022 km/h

Fastest lap:Diego MontoyaNo. 55BMW M11:45,77101,336 km/h(lap 10)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 4 Gene Felton (USA) Chevrolet Camaro Stratagraph 34 1:03:15,205 1. GTO 1. 1:30,508
2. 07 Ludwig Heimrath (CDN) Porsche 934 Heimrath Racing 34 1:03:31,692 2. GTO 4. 1:32,744
3. 29 Robert Overby (USA) Chevrolet Camaro Overby's 34 3. GTO 15. 1:36,968
4. 89 "Jamsal" (ES) Porsche Carrera RSR Team Scorpio Racing 33 4. GTO 18. 1:40,059
5. 50 Kikos Fonseca (CR) Porsche Carrera RSR Diego Febles Racing 33 5. GTO 9. 1:34,853
6. 04 Ernesto Soto (YV)
DNS - Fred Flaquer (USA)
Porsche Carrera RSR T&R Racing 33 6. GTO 25. 1:42,637
7. 15 Doug Lutz (USA) Porsche Carrera RSR 911 460 0037? DL Performance Eng. 33 7. GTO 17. 1:39,092
8. 03 Lloyd Frink (USA) Chevrolet Corvette U.S. Automotive 33 8. GTO 12. 1:35,739
9. 90 Bob Lee (USA) Buick Skyhawk Bob's Speed Products 32 9. GTO 27. 1:44,377
10. 05 Tico Almeida (USA) Ford Mustang T&R Racing 32 10. GTO 14. 1:36,829
11. 02 Fred Darling (USA) Chevrolet Camaro W.D.R. 32 11. GTO 22. 1:41,334
12. 91 Chester Vincentz (USA) Porsche 934 930 890 0014 Electrodyne 32 12. GTO 19. 1:40,111
13. 43 Joe Varde (USA)
DNS - Bob Gregg (USA)
Chevrolet Camaro Bob Gregg Racing 32 13. GTO 13. 1:36,737
14. 99 Phil Currin (USA) Chevrolet Corvette Currin Racing 32 14. GTO 7. 1:34,349
15. 48 John Carusso (USA) Chevrolet Corvette BASF 32 15. GTO 20. 1:40,129
16. 20 Dale Kreider (USA) Chevrolet Corvette Rock 'n Roll Shirts 31 16. GTO 23. 1:41,593
17. 83 Don Devendorf (USA) Datsun 280ZX Turbo Electramotive 27 Electrics 17. GTO 2. 1:32,038
18. 12 Ford Smith (USA) Chevrolet Corvette Ford Smith Racing 26 DNF 18. GTO 16. 1:37,642
19. 34 George Drolsom (USA) Porsche 924 Carrera Drolsom Racing 24 DNF 19. GTO 24. 1:41,933
20. 94 Richard Anderson (USA) Chevrolet Corvette Vettes Magazine 23 20. GTO 31. 1:40,397
21. 79 Tom Winters (USA)
DNS - Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall Promotions 16 DNF 21. GTO 29. 1:45,404
22. 69 Gustavo Londono (CO)
DNS - Ricardo Londono (CO)
Porsche Carrera Londono Bridge Racing 15 DNF 22. GTO 21. 1:40,730
23. 72 George Hulse (USA) Porsche Carrera The Foreign Car Repr. 15 DNF 23. GTO 26. 1:43,642
24. 55 Diego Montoya (CO) BMW M1 WBS59910004301040 B. de T. Racing 10 DNF 24. GTO 6. 1:33,990
25. 9 Wayne Baker (USA) Porsche 934 009 00030 Personalized Autohaus 9 Accident 25. GTO 5. 1:33,535
26. 11 Chuck Kendall (USA) BMW M1 WBS59910004301065 Charles Kendall 9 DNF 26. GTO 8. 1:34,657
27. 23 Raul Garcia (USA) Chevrolet Camaro Superior Racing Team 7 DNF 27. GTO 28. 1:44,750
28. 14 Bob Raub (USA) Pontiac Firebird Oftedahl Racing 5 DNF 28. GTO 11. 1:35,216
29. 54 Tony Garcia (USA) BMW M1 WBS59910004301027 Montura Racing 2 DNF 29. GTO 10. 1:35,118
30. 13 Chris Gleason (USA) Pontiac Firebird Oftedahl Racing 2 DNF 30. GTO 3. 1:32,675
31. 06 Al Levenson (USA) Chevrolet Corvette Al Levenson 1 DNF 31. GTO 30. 1:46,283
Did not start:
6 Bill Wink (USA) Chevrolet Corvette Bill Wink Racing GTO 1:47,592
24 Daniel Vilarchao (USA)
Reynaldo Fernandez (USA)
Chevrolet Camaro GTO 1:47,391
26 Tom Nehl (USA) Chevrolet Camaro Auriga Racing GTO 1:37,959
61 Don Courtney (USA) Chevrolet Monza Band&Trivette Vista Racing GTO 1:42,918
84 Emory Donaldson (USA) Chevrolet Camaro Motorsports Marketing GTO 1:35,735
In entry list:
07 Ludwig Heimrath (CDN) Porsche 924 Carrera Heimrath Racing GTO
17 Dan Furey (USA) Chevrolet Corvette Furey Ickes Racing GTO
21 Tommy Riggins (USA) Chevrolet Camaro Tommy Riggins GTO
24 Bruno Beilcke (D) BMW M1 Mardikian Eng. GTO
31 Larry Trotter (USA) Chevrolet Corvette MW Team Corvette GTO
44 Billy Hagan (USA) Chevrolet Camaro Stratagraph GTO
60A John Brandt (USA) Chevrolet Corvette Oftedahl Racing GTO
90 Bob Lee (USA) AMC AMX Bob's Speed Products GTO
90A xxx Pontiac Firebird Chuck Kleinschmidt GTO
96 Gene Felton (USA) Chevrolet Camaro Gene Felton GTO

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IMSA Round: 3

12 h Sebring

Coca-Cola Classic 12 Hours of Sebring Date: 19.3.1983

Practiced:87(GTP - 21, GTO - 38, GTU - 28)
Started:84(GTP - 20, GTO - 37, GTU - 27)

Circuit length: 7,644 km Race distance: 1765,853 km Winner's average speed: 146,890 km/h

Fastest lap:Bill WhittingtonNo. 47March 83G Chevrolet2:22,75192,783 km/h(lap 3)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 9 Wayne Baker (USA)
Jim Mullen (USA)
Kees Nierop (CDN)
Porsche 934 009 00030 Personalized Autohaus 231 12:01:17,745 1. GTO 15. 2:38,165
2. 5 Bob Akin (USA)
Dale Whittington (USA)
John O'Steen (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 231 12:02:52,507 1. GTP 6. 2:28,457
3. 86 Hurley Haywood (USA)
Al Holbert (USA)
DNS - Bruce Leven (USA)
Porsche 935/80 000 00028 Bayside Disposal Racing 229 2. GTP 7. 2:28,499
4. 61 Don Courtney (USA)
Luis Sereix (USA)
Brent O'Neill (USA)
Chevrolet Monza Band&Trivette Vista Racing 227 2. GTO 21. 2:42,021
5. 22 Reggie Smith (USA)
Lyn St. James (USA)
Drake Olson (USA)
Nimrod NRA/C2 Aston Martin 003 Nimrod Racing Automobiles 224 3. GTP 48. 2:56,437
6. 66 Jack Dunham (USA)
Jeff Kline (USA)
Jon Compton (USA)
Mazda RX-7 Mike Meyer Racing 224 1. GTU 32. 2:48,654
7. 65 Luis Gordillo (PR)
Manuel Villa (PR)
Chiqui Soldevilla (PR)
Porsche Carrera RSR 911 560 9119 Manuel Villa 224 3. GTO 41. 2:54,112
8. 82 Joe Varde (USA)
Jack Baldwin (USA)
John Casey (USA)
Mazda RX-7 Trinity Racing 223 2. GTU 23. 2:43,510
9. 01 John Morton (USA)
Tom Klausler (USA)
Ford Mustang MRKS Corporation of America 222 4. GTO 42. 2:54,131
10. 35 Al Leon (USA)
Paul Gilgan (USA)
Wayne Pickering (USA)
Porsche Carrera RSR 911 460 9113 Pegasus Racing 222 5. GTO 39. 2:53,801
11. 10 Ralph Kent-Cooke (USA)
Jim Adams (USA)
Josele Garza (USA)
Lola T600 Chevrolet HU1 Cooke Racing 221 Accident 4. GTP 5. 2:26,993
12. 94 Don Whittington (USA)
Bill Whittington (USA)
Porsche 935 K3 Henn's Swap Shop Racing 218 5. GTP 9. 2:29,134
13. 3 Skeeter McKitterick (USA)
Milt Minter (USA)
Grid Plaza S1 Ford GA01 Grid Motor Racing 216 6. GTP 10. 2:30,886
14. 37 Peter Welter (USA)
Tom Burdsall (USA)
Nort Northam (USA)
Mazda RX-7 Burdsall-Welter Racing 216 3. GTU 80. 3:41,911
15. 23 Tim Selby (USA)
Earl Roe (USA)
Porsche 911 911 230 0030 Roe-Selby Racing 210 4. GTU 69. 3:06,645
16. 83 Rainer Brezinka (CDN)
Rudy Bartling (CDN)
Roger Schramm (USA)
Porsche Carrera RSR R & H Racing 204 6. GTO 62. 3:02,451
17. 92 Lee Mueller (USA)
Terry Visger (USA)
Mazda RX-7 Kent Racing 204 5. GTU 24. 2:43,854
18. 63 Jim Downing (USA)
John Maffucci (USA)
Chuck Ulinski (USA)
Mazda RX-7 RGP 500 Racing 204 6. GTU 47. 2:56,032
19. 11 Paul Goral (USA)
Larry Figaro (USA)
Peter Uria (USA)
Porsche 911 Paul Goral 202 7. GTU 70. 3:07,296
20. 69 Mandy Gonzalez (PR)
Hiram Cruz (USA)
Porsche 934 930 670 0161 Hiram Cruz Racing 201 7. GTO 26. 2:44,832
21. 7 Pete Halsmer (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 199 Suspension 8. GTO 17. 2:39,690
22. 90 Mike Schaefer (USA)
Doug Zitza (USA)
Jack Refenning (USA)
Porsche 911 911 030 1263 901 Shop 198 8. GTU 63. 3:02,622
23. 06 Juan Lopez (DR)
Luis Mendez (DR)
Porsche Carrera Juan Lopez 192 9. GTO 57. 2:59,115
24. 89 "Jamsal" (ES)
Eduardo Barrientos (ES)
Eduardo Galdamez (ES)
Porsche Carrera RSR Taca El Salvador 188 10. GTO 40. 2:53,980
25. 27 Jim Fowells (USA)
Ray Mummery (USA)
Steve Potter (USA)
Mazda RX-7 Scuderia Rosso 185 9. GTU 61. 3:02,011
26. 14 Carl Shafer (USA)
Carlos Ramirez (USA)
Mike Meldeau (USA)
Pontiac Firebird Oftedahl Racing 185 11. GTO 16. 2:39,250
27. 68 Jack Rynerson (USA)
Van McDonald (USA)
Chris Wilder (USA)
Porsche 911 Jack Rynerson 183 10. GTU 49. 2:57,047
28. 57 Dave Heinz (USA)
Jerry Thompson (USA)
Paul Gentilozzi (USA)
Chevrolet Camaro Dave Heinz Imports 181 12. GTO 53. 2:58,344
29. 03 Bob Lee (USA)
Timothy S. Lee (USA)
Gary Myers (USA)
Ford Maverick Bob's Speed Products 180 13. GTO 65. 3:04,511
30. 91 Charles W. Bryant (USA)
Alex Priest (USA)
Mike Guido (USA)
BMW 2002 Bryant & Graham Racing 178 11. GTU 74. 3:20,402
31. 93 John Higgins (USA)
James King (USA)
Chip Mead (USA)
Porsche 911 Foreign Exchange 175 Engine 12. GTU 59. 3:01,028
32. 30 Ron Case (USA)
Craig Case (USA)
Dave Pannacione (USA)
Porsche 911 Case Racing 173 13. GTU 67. 3:04,839
33. 60 Jim Cook (USA)
Steve Dietrich (USA)
Al Bacon (USA)
Mazda RX-7 Team Morrison 168 Engine 14. GTU 31. 2:48,596
34. 51 Doug Carmean (USA)
Don Herman (USA)
Mazda RX-7 Red Roof Inns 167 15. GTU 43. 2:54,170
35. 58 Deborah Gregg (USA)
Kathy Rude (USA)
Bonnie Henn (USA)
Porsche 924 Carrera Brumos Racing 165 14. GTO 51. 2:57,137
36. 96 Phil Byrd (USA)
Freddy Baker (USA)
Robert Kirby (USA)
Porsche Carrera RSR Weld Fixturing 162 15. GTO 46. 2:55,744
37. 42 Gary Wonzer (USA)
Bill Bean (USA)
Buzz Cason (USA)
Porsche 911 Gary Wonzer 162 16. GTU 58. 3:00,812
38. 95 Ned Skiff (USA)
Jim Leo (USA)
Renault R12 Ned Skiff 159 Engine 17. GTU 78. 3:40,899
39. 19 Lance Van Every (USA)
Ash Tisdelle (USA)
Porsche Carrera RSR Van Every Racing 153 Engine 16. GTO 38. 2:52,520
40. 02 Ronnie Bucknum (USA)
John Bright (GB)
Ford Mustang MRKS Corporation of America 153 Engine 17. GTO 52. 2:57,652
41. 4 Billy Hagan (USA)
Gene Felton (USA)
Sam Moses (USA)
Lloyd Frink (USA)
Chevrolet Camaro Stratagraph Inc. 153 18. GTO 11. 2:32,787
42. 04 Vince DiLella (USA)
Manuel Cueto (USA)
Porsche 911 Di Lella Racing 152 18. GTU 72. 3:15,416
43. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Peter Dawe (USA)
Porsche 924 Carrera GTR Whitehall Promotions 148 19. GTO 44. 2:55,186
44. 24 M. L. Speer (USA)
Ken Madren (USA)
Ray Ratcliff (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 145 Engine 7. GTP 22. 2:42,514
45. 49 Hoyt Overbagh (USA)
Peter Kirill (USA)
Paul Romano (USA)
Chevrolet Monza OMR Engines 145 Engine 20. GTO 45. 2:55,608
46. 13 Paul Fassler (USA)
Steve Pope (USA)
Carl Shafer (USA)
Pontiac Firebird Oftedahl Racing 142 Engine 21. GTO 19. 2:41,237
47. 18 Carmen Lista (USA)
David Marks (USA)
Roy Newsome (USA)
Bobby Diehl (USA)
Chevrolet Camaro Diehl Hi-Pro Enterprises 140 22. GTO 60. 3:01,348
48. 76 Timothy F. M. Lee (USA)
Al White (USA)
Irwin Ayes (USA)
Ford Capri Hi Fi Hospital 140 19. GTU 79. 3:41,390
49. 15 Doug Lutz (USA)
Mike Brummer (USA)
Larry Connor (USA)
Porsche Carrera RSR 911 460 0037? D & L Performance Engineering 139 23. GTO 84. no time
50. 36 Paul Miller (USA)
Jim Busby (USA)
Ron Grable (USA)
Porsche 924 Carrera Herman & Miller P & A 132 Engine 24. GTO 30. 2:47,188
51. 87 Robert Gottfried (USA)
Tom Turner (USA)
Donald Flores (USA)
Porsche 911 Don Flores 131 20. GTU 77. 3:38,999
52. 16 Marty Hinze (USA)
Randy Lanier (USA)
Terry Wolters (USA)
March 83G Chevrolet 82G-4 Hinze Fencing 128 Engine 8. GTP 4. 2:26,659
53. 33 Karl Keck (USA)
Bill McDill (USA)
Robert Whitaker (USA)
Chevrolet Corvette Karl Keck 128 25. GTO 37. 2:52,437
54. 29 Robert Overby (USA)
Don Bell (USA)
Chris Doyle (USA)
Chevrolet Camaro Overby's 127 Engine 26. GTO 34. 2:49,061
55. 75 Cameron Worth (USA)
Alan Crouch (USA)
Janis Taylor (USA)
Ford Pinto Bryant & Graham Racing 127 21. GTU 82. 6:47,477
56. 09 Derek Bell (GB)
Michael Andretti (USA)
John Paul, Jr. (USA)
Porsche 935L 935 L Henn's Swap Shop Racing 125 Engine 9. GTP 1. 2:23,965
57. 8 Steve Shelton (USA)
Tom Shelton (USA)
DNS - Derek Bell (GB)
Ferrari 512 BB 30559 Shelton Ferrari 120 Gearbox 10. GTP 29. 2:46,623
58. 44 Bob Tullius (USA)
Bill Adam (CDN)
DNS - Pat Bedard (USA)
Jaguar XJR-5 004 Group 44 95 Engine 11. GTP 2. 2:25,590
59. 34 George Drolsom (USA)
Steve Cohen (USA)
William Gelles (USA)
Porsche 924 Carrera Drolsom Racing 94 Engine 27. GTO 56. 2:58,921
60. 26 Tom Nehl (USA)
Nelson Silcox (USA)
Patty Moise (USA)
Chevrolet Camaro Centurion Leasing 92 Gearbox 28. GTO 25. 2:44,242
61. 21 Victor Gonzalez (USA)
Drake Olson (USA)
DNS - Bonky Fernandez (PR)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing Automobiles 86 Engine 12. GTP 13. 2:36,937
62. 05 Tico Almeida (USA)
Ernesto Soto (YV)
Porsche 935 M16 930 990 0032 T & R Racing 82 Accident 13. GTP 14. 2:37,060
63. 99 Gustavo Londono (CO)
Carlos Munoz (USA)
Hugo Gralia (USA)
Porsche Carrera RSR Londono Bridge Racing 81 Accident 29. GTO 73. 3:18,427
64. 20 Paul Canary (USA)
Jim Sanborn (USA)
Pontiac Firebird Paul Canary Racing 78 Gearbox 30. GTO 54. 2:58,351
65. 52 Dick Gauthier (USA)
Tom Cripe (USA)
Ron Collins (USA)
Bill McVey (USA)
Porsche 911 TFC Racing 67 22. GTU 68. 3:05,836
66. 77 Pierre Honegger (USA)
Walt Bohren (USA)
Mazda GTP Z & W Enterprises 61 Engine 14. GTP 18. 2:40,529
67. 64 Marcus Opie (USA)
Tim Morgan (USA)
Grant Bradley (USA)
Chevrolet Corvette Marcus Opie 59 Engine 31. GTO 55. 2:58,402
68. 78 Klaus Bitterauf (USA)
Vicki Smith (USA)
Scott Flanders (USA)
Porsche 911 Der Klaus Haus 59 Gearbox 23. GTU 64. 3:03,069
69. 28 "Fomfor" (ES)
Arnoldo Kreysa (ES)
Albert Naon (USA) - DND
BMW M1 Air Florida/Team El Salvador 58 Accident 32. GTO 20. 2:42,014
70. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Danny Smith (USA)
Mazda RX-7 Mandeville Auto Tech 56 Engine 24. GTU 27. 2:45,184
71. 54 Reynaldo Fernandez (USA)
Daniel Vilarchao (USA)
Chevrolet Camaro Daniel Vilarchao 56 Accident 33. GTO 76. 3:31,286
72. 6 Craig Shafer (USA)
George Shafer (USA)
Joe Maloy (USA)
Chevrolet Camaro Shafer Motor Racing 55 Accident 34. GTO 33. 2:48,993
73. 74 Del Russo Taylor (USA)
Larry Figaro (USA) - DND
Chevron GTP Buick Mark Wagoner 53 Engine 15. GTP 50. 2:57,133
74. 12 Don Cummings (USA)
Craig Rubright (USA)
Charles Gano (USA)
Chevrolet Monza The Cummings Marque 50 Engine 16. GTP 35. 2:49,570
75. 25 Dave Cowart (USA)
Kenper Miller (USA)
Mauricio DeNarvaez (CO)
March 82G Porsche 2 Red Lobster Racing 46 Accident 17. GTP 85. no time
76. 31 Jack Griffin (USA)
John Zouzelka (USA) - DND
Porsche 914/4 Pegasus Racing 38 Accident 25. GTU 86. no time
77. 50 Kikos Fonseca (CR)
Tato Ferrer (PR)
Diego Febles (PR) - DND
Porsche Carrera RSR Latino Racing 36 Accident 35. GTO 28. 2:46,327
78. 08 Bobby Diehl (USA)
Roy Newsome (USA)
Mazda RX-7 Diehl Hi-Pro Enterprises 29 Gearbox 26. GTU 66. 3:04,838
79. 39 John Gunn (USA)
Ricardo Londono (CO)
Phoenix JG1 Chevrolet JG-1 Holly Racing 26 Engine 18. GTP 3. 2:25,688
80. 40 Uli Bieri (CDN)
Matt Gysler (CDN) - DND
Duff Hubbard (CDN) - DND
BMW M1 WBS59910004301225 Bieri Racing 21 Accident 36. GTO 36. 2:51,921
81. 07 Fred Flaquer (USA)
Gustavo Londono (CO)
Ricardo Londono (CO) - DND
Rene Rodriguez (USA) - DND
Porsche Carrera RSR Londono Bridge Racing 21 Engine 37. GTO 83. no time
82. 17 Billy Dingman (USA)
Roger Bighouse (USA) - DND
Chevrolet Corvette Dingman Brothers Racing 11 Engine 19. GTP 71. 3:11,415
83. 47 Bill Whittington (USA)
Pepe Romero (USA) - DND
Doc Bundy (USA) - DND
March 83G Chevrolet 2 Pepe Romero 8 Gearbox 20. GTP 8. 2:29,122
84. 62 Bill Nelson (USA)
Dale Kreider (USA) - DND
Lojza Vosta (USA) - DND
Pontiac Firebird Bill Nelson 1 Engine 38. GTO 75. 3:27,205
Did not start:
2 Marty Hinze (USA)
Randy Lanier (USA)
Terry Wolters (USA)
Porsche 935 930 770 0960 Hinze Fencing GTP 12. 2:35,846
53 Raul Garcia (USA)
Eugenio Matienzo (USA)
Chevrolet Camaro Superior Racing Team GTO 81. 4:03,994
80 Anatoly Arutunoff (USA)
José Marina (USA)
Lancia Stratos Hallet Motor Racing GTU 87. no time
In entry list:
0 Danny Ongais (USA)
Ted Field (USA)
Lola T600 Chevrolet Interscope Racing GTP
00 Danny Ongais (USA)
Ted Field (USA)
Lola T600 Chevrolet Interscope Racing GTP
32 George Alderman (USA)
Carson Baird (USA)
Datsun 280ZX Alderman Datsun GTU
41 William Wessel (USA)
Charles Gano (USA)
Mike Williamson (USA)
Chevrolet Corvette Capricorn Motor Racing GTO
43 Vincent P. Collins (USA)
Lojza Vosta (USA)
Chevrolet Corvette Vincent P. Collins GTO
55 Diego Montoya (CO)
Albert Naon (USA)
Tony Garcia (USA)
BMW M1 WBS59910004301040 B de T Racing GTO
71 Charles Morgan (USA)
Bill Johnson (USA)
Datsun 280ZX Charles Morgan GTU
73 Ken Grostic (USA)
Keith Lawhorn (USA)
Porsche 914 G. O. Racing GTU
84 Ken Murray (USA)
Emory Donaldson (USA)
Chevrolet Camaro Motorsport Marketing GTO
97 Vince Gimondo (USA)
John Hood (USA)
Chevrolet Camaro Vince Gimondo GTO
98 Alfredo Sesana (CO)
Jorge Cortes (CO)
Chevrolet Monza Alfredo Sesana GTO

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IMSA Round: 4

500 km Road Atlanta

Road Atlanta Nissan/Datsun Camel GT 500 Kilometres, Road Atlanta Date: 10.4.1983

Started:59(GTP - 18, GTO - 22, GTU - 19)

Circuit length: Race distance: 502,759 km Winner's average speed: 152,603 km/h

Fastest lap:Bill WhittingtonNo. 88March 83G Chevrolet1:19,49183,671 km/h(lap 100)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 124 3:17:43,509 1. GTP 12. 1:29,960
2. 88 Bill Whittington (USA)
Emory Donaldson (USA)
March 83G Chevrolet 1 Motorsports Marketing 124 3:18:01,500 2. GTP 13. 1:31,190
3. 0 Gianpiero Moretti (I)
Sarel van der Merwe (ZA)
Porsche 935/78-81 JR-001 Momo Corse 122 3. GTP 11. 1:29,920
4. 3 Skeeter McKitterick (USA)
Tom Sneva (USA)
Grid Plaza S1 Ford GA01 Grid Motor Racing 119 4. GTP 10. 1:29,450
5. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 82G Porsche 2 Red Lobster Racing 119 5. GTP 9. 1:28,960
6. 1 John Paul, Jr. (USA)
Rene Rodriguez (USA)
Porsche 935 JLP-4 JLP-4 J.L.P. Racing 119 6. GTP 6. 1:25,320
7. 47 Doc Bundy (USA)
Pepe Romero (USA)
March 83G Chevrolet 2 Pepe Romero 118 7. GTP 1. 1:23,530
8. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 117 1. GTO 28.
9. 48 John Carusso (USA)
Phil Currin (USA)
Chevrolet Corvette BASF/Dynasales 117 2. GTO 32.
10. 39 John Gunn (USA) Phoenix JG1 Chevrolet JG-1 Holly Racing 115 8. GTP 3. 1:24,100
11. 68 Richard Valentine (USA)
Dave Watson (USA)
Pontiac Firebird USA Racing 115 3. GTO 39.
12. 32 George Alderman (USA) Datsun 280ZX Alderman Datsun 114 1. GTU 38.
13. 2 "Fomfor" (ES) BMW M1 FOMFOR Racing 114 4. GTO 30.
14. 50 Kikos Fonseca (CR) Porsche Carrera RSR Latino Racing 113 5. GTO 47.
15. 66 Jack Dunham (USA)
Jeff Kline (USA)
Mazda RX-7 Mike Meyer Racing 113 2. GTU 46.
16. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 112 6. GTO 23.
17. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 112 3. GTU 31.
18. 05 Tico Almeida (USA)
Ernesto Soto (YV)
Porsche 935 M16 930 990 0032 T & R Racing 111 9. GTP 15. 1:33,760
19. 20 Dale Kreider (USA)
Dave Heinz (USA)
Chevrolet Corvette Dale Kreider 110 7. GTO 56.
20. 58 Deborah Gregg (USA)
Kathy Rude (USA)
Porsche 924 Carrera Brumos Racing 110 4. GTU 21.
21. 55 Diego Montoya (CO)
Tony Garcia (USA)
BMW M1 WBS59910004301040 B de T Racing 106 DNF 8. GTO 26.
22. 26 Tom Nehl (USA)
Nelson Silcox (USA)
Chevrolet Camaro Centurion Leasing 106 9. GTO 44.
23. 60 Walt Bohren (USA) Mazda RX-7 Tommy Morrison Motorsports 105 5. GTU 27.
24. 34 George Drolsom (USA)
Bill Johnson (USA)
Porsche 924 Carrera Drolsom Racing 105 6. GTU 53.
25. 24 M. L. Speer (USA)
Ken Madren (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 104 10. GTP 14. 1:32,280
26. 8 Jack Rynerson (USA)
Chris Wilder (USA)
Porsche 911 John Rynerson 103 7. GTU 36.
27. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
Duff Hubbard (CDN)
BMW M1 WBS59910004301225 Bieri Racing 103 10. GTO 52.
28. 77 Dennis Cuppy (USA) Chevrolet Corvette Dennis Cuppy 100 11. GTO 48.
29. 06 Bobby Rahal (USA)
Tom Gloy (USA)
Ford Mustang Turbo Team Zakspeed Roush 98 DNF 11. GTP 5. 1:25,010
30. 84 Ken Murray (USA)
Robert Gottfried (USA)
Chevrolet Camaro Motorsport Marketing 98 DNF 12. GTO 42.
31. 35 Al Leon (USA)
Wayne Pickering (USA)
Porsche Carrera RSR 911 460 9113 Pegasus Racing 93 13. GTO 49.
32. 28 Bruno Beilcke (D)
Richard Spenard (CDN)
BMW M1 Al Mardikian Engineering 92 14. GTO 22. 1:38,924
33. 08 Bobby Diehl (USA)
Roy Newsome (USA)
Mazda RX-7 Diehl Hi-Pro Enterprises 91 8. GTU 40.
34. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 91 9. GTU 25.
35. 11 Chuck Kendall (USA)
Jim Cook (USA)
BMW M1 WBS59910004301065 Kendall Racing 89 15. GTO 29.
36. 78 Vicki Smith (USA)
Klaus Bitterauf (USA)
Porsche 911 Der Klaus Haus 87 10. GTU 57.
37. 36 Rick Cline (USA) Mazda RX-7 Rick Cline Racing 84 DNF 11. GTU 50.
38. 14 Bruce Jones (USA)
Fred Apgar (USA)
Porsche 914/6 914 043 1523 Bruce Jones Racing 83 12. GTU 34.
39. 71 Charles Morgan (USA)
Jim Miller (USA)
Datsun 280ZX Charles Morgan 80 DNF 13. GTU 24.
40. 27 Jim Fowells (USA)
Ray Mummery (USA)
Mazda RX-7 Scuderia Rosso 76 DNF 14. GTU 37.
41. 87 Jack Lewis (USA)
Bob Beasley (USA)
Porsche Carrera RSR 911 460 0035 Bob Beasley 70 DNF 16. GTO 55.
42. 43 Bill Miller (USA)
David Miller (USA)
Jack Ries (USA)
Datsun Z Bill Miller 66 DNF 15. GTU 54.
43. 5 Bob Akin (USA)
Dale Whittington (USA)
Porsche 935 K3 Bob Akin Motor Racing 65 DNF 12. GTP 4. 1:24,930
44. 16 Marty Hinze (USA)
Randy Lanier (USA)
March 83G Chevrolet 82G-4 Marty Hinze Racing 62 DNF 13. GTP 16. 1:34,600
45. 74 Del Russo Taylor (USA) Chevron GTP Buick Mark Wagoner 61 DNF 14. GTP 43.
46. 41 Chris Cord (USA)
Jim Adams (USA)
Lola T600 Chevrolet HU5 Chris Cord Racing 56 DNF 15. GTP 2. 1:23,280
47. 95 Bob Leitzinger (USA) Datsun 280ZX Leitzinger Racing 52 DNF 16. GTU 19. 1:37,920
48. 61 Don Courtney (USA)
Brent O'Neill (USA)
Chevrolet Monza Band&Trivette Vista Racing 49 DNF 17. GTO 41.
49. 22 Lyn St. James (USA) Nimrod NRA/C2 Aston Martin 003 Nimrod Racing Automobiles 46 Accident 16. GTP 7. 1:25,350
50. 72 George Hulse (USA)
Craig Hogan
Porsche Carrera THR 43 18. GTO 58.
51. 64 Ron Coupland (USA) Porsche Carrera RSR John Hulen 35 DNF 19. GTO 51.
52. 56 Tim Evans (USA) Chevrolet Corvette Bill Wink Racing 28 DNF 20. GTO 33.
53. 98 Dennis Aase (USA) Toyota Celica All American Racers 26 DNF 17. GTU 20. 1:38,140
54. 30 Sarel van der Merwe (ZA) March 83G Porsche 82G-3 Momo Racing 18 DNF 17. GTP 17. 1:35,180
55. 82 Joe Varde (USA) Mazda RX-7 Trinity Racing 18 DNF 18. GTU 18. 1:37,481
56. 07 Ludwig Heimrath (CDN) Porsche 934 Heimrath Racing 16 Flat tyre => suspension 21. GTO 35.
57. 91 Chester Vincentz (USA) Porsche 934 930 890 0014 Electrodyne 15 Accident 22. GTO 45.
58. 6 Geoff Brabham (AUS) Ford Mustang Turbo Team Zakspeed Roush 9 DNF 18. GTP 8. 1:26,530
59. 17 Al Bacon (USA) Mazda RX-7 Al Bacon Racing 1 DNF 19. GTU 59.

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IMSA Round: 5

6 h Riverside

Los Angeles Times/Datsun Grand Prix of Endurance, Riverside International Raceway Date: 24.4.1983

Started:56(GTP - 18, GTO - 19, GTU - 19)

Circuit length: Race distance: 1025,152 km Winner's average speed: 170,623 km/h

Fastest lap:Jim AdamsNo. 41Lola T600 Chevrolet1:40,05188,200 km/h(lap 3)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 2 John Fitzpatrick (GB)
David Hobbs (GB)
Derek Bell (GB)
Porsche 935 K4 K4/01 John Fitzpatrick Racing 196 6:00:29,890 1. GTP 4. 1:38,210
2. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Chevrolet 3 Holbert Racing 195 6:00:54,860 2. GTP 1. 1:36,284
3. 46 Bob Wollek (F)
Mauricio DeNarvaez (CO)
Porsche 935/78-81 JR-001 192 3. GTP 5. 1:39,630
4. 10 Ralph Kent-Cooke (USA)
Harald Grohs (D)
Lola T600 Chevrolet HU1 Cooke Racing 191 4. GTP 7. 1:40,250
5. 9 Wayne Baker (USA)
Jim Mullen (USA)
Kees Nierop (CDN)
Porsche 934 009 00030 Personalized Autohaus 181 1. GTO 18. 1:47,120
6. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 177 2. GTO 19. 1:47,630
7. 5 Bob Akin (USA)
Dale Whittington (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 176 5. GTP 16. 1:45,710
8. 11 Chuck Kendall (USA)
Jim Cook (USA)
BMW M1 WBS59910004301065 Kendall Racing 176 3. GTO 23.
9. 86 Bruce Leven (USA)
Hurley Haywood (USA)
Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 172 6. GTP 15. 1:44,910
10. 98 Wally Dallenbach, Jr. (USA)
Whitney Ganz (USA)
Dennis Aase (USA)
Toyota Celica All American Racers 171 1. GTU 40.
11. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Trinity Racing 169 2. GTU 32.
12. 16 Boy Hayje (NL)
Roberto Moreno (BR)
BMW 320i 001 168 3. GTU 37.
13. 55 Diego Montoya (CO)
Tony Garcia (USA)
BMW M1 WBS59910004301040 B de T Racing 167 4. GTO 28.
14. 56 Rick Borlase (USA)
Michael Hammond (USA)
Porsche Carrera 911 210 0224 Rick Borlase 166 5. GTO 45.
15. 71 Charles Morgan (USA)
Jim Miller (USA)
Datsun 280ZX Charles Morgan 164 4. GTU 39.
16. 97 Gene Hackman (USA)
Margie Smith-Haas (USA)
Wally Dallenbach, Jr. (USA)
Toyota Celica All American Racers 161 5. GTU 46.
17. 08 Peter Jauker (USA)
Gary Auberlen (USA)
Adrian Gang (USA)
Porsche 911 160 6. GTU 52.
18. 0 Kikos Fonseca (CR)
"Jamsal" (ES)
Porsche Carrera RSR 159 6. GTO 42.
19. 70 Brent Regan (USA)
Larry Chmura (USA)
Jon Koobation (USA)
Porsche 911 158 7. GTU 53.
20. 6 Michael Andretti (USA)
A. J. Foyt (USA)
Mario Andretti (USA)
Preston Henn (USA)
Porsche 935L 935 L Henn's Swap Shop Racing 154 DNF 7. GTP 9. 1:40,520
21. 35 Al Leon (USA)
Wayne Pickering (USA)
Paul Gilgan (USA)
Porsche Carrera RSR 911 460 9113 Pegasus Racing 145 7. GTO 44.
22. 41 Chris Cord (USA)
Jim Adams (USA)
Lola T600 Chevrolet HU5 Chris Cord Racing 137 DNF 8. GTP 3. 1:37,330
23. 26 Bruce Jenner (USA)
John Bauer (USA)
Ford Mustang 136 8. GTO 22.
24. 36 Jim Busby (USA)
Ron Grable (USA)
Porsche 924 Carrera Herman & Miller P & A 136 8. GTU 41.
25. 45 John Morton (USA)
Richard Spenard (CDN)
Bob Lobenberg (USA)
Mirage M12 Ford 01 Conte Racing 134 DNF 9. GTP 8. 1:40,520
26. 49 Bob Copeman (USA)
Jerry Jolly (USA)
Porsche Carrera RSR 911 360 0601 Copeman Racing 132 9. GTO 49.
27. 33 David Christian (USA)
Ed Swart (USA)
Chevrolet Camaro 115 10. GTO 50.
28. 92 Terry Visger (USA)
Rocky Moran (USA)
Mazda RX-7 Kent Racing 114 DNF 9. GTU 36.
29. 28 Bruno Beilcke (D)
Kurt König (D)
BMW M1 108 DNF 11. GTO 26.
30. 31 Tom Alan Marx (USA)
Dennis Lanfre (USA)
Connie Fern (USA)
Porsche Carrera RSR 105 DNF 12. GTO 47.
31. 99 Dennis Aase (USA)
Michael Chandler (USA)
Toyota Celica All American Racers 95 DNF 10. GTU 27. 1:57,711
32. 12 Derek Bell (GB)
Rolf Stommelen (D)
Porsche 935/78-81 JR-002 John Fitzpatrick Racing 94 Fatal accident 10. GTP 2. 1:36,900
33. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 91 DNF 11. GTU 31.
34. 7 Pete Halsmer (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 91 DNF 13. GTO 25.
35. 80 Les Lindley (USA)
Les Lindley II
Bill Cooper (USA)
Chevrolet Camaro Lindley Racing 89 DNF 14. GTO 21.
36. 18 "Fomfor" (ES)
Albert Naon (USA)
BMW M1 86 DNF 15. GTO 56.
37. 09 A. J. Foyt (USA)
Mario Andretti (USA)
Bill Whittington (USA)
Porsche 935 81 DNF 11. GTP 10. 1:40,870
38. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 77 Accident 12. GTP 6. 1:39,730
39. 48 Bob Leitzinger (USA)
Max Jones (USA)
Datsun ZX 63 DNF 12. GTU 43.
40. 74 Casey Mollett (USA)
Brit Wootten (USA)
Datsun Z Casey Mollett 61 DNF 16. GTO 55.
41. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall Promotions 56 DNF 13. GTU 30.
42. 43 Bob Gregg (USA) Chevrolet Camaro Bob Gregg 55 DNF 17. GTO 29.
43. 58 Deborah Gregg (USA)
Kathy Rude (USA)
Porsche 924 Carrera Brumos Racing 48 DNF 14. GTU 34.
44. 50 George Dyer (USA) Porsche 935 930 670 0180??? 46 DNF 13. GTP 14. 1:44,400
45. 22 Drake Olson (USA) Nimrod NRA/C2 Aston Martin 003 Nimrod Racing Automobiles 46 DNF 14. GTP 12. 1:42,540
46. 66 Jack Dunham (USA) Mazda RX-7 Mike Meyer Racing 45 DNF 15. GTU 38.
47. 30 Gianpiero Moretti (I) March 83G Porsche 82G-3 Momo Racing 40 DNF 15. GTP 11. 1:35,180
48. 07 Chuck McConnell (USA)
Richard Woodbury (USA)
Bruce Campbell (USA)
Porsche Carrera 30 16. GTU 54.
49. 24 M. L. Speer (USA)
Ken Madren (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 29 DNF 16. GTP 20. 1:48,540
50. 83 Don Devendorf (USA) Datsun 280ZX Turbo Electramotive 25 DNF 18. GTO 17. 1:46,137
51. 60 John Zouzelka (USA) Mazda RX-7 21 DNF 17. GTU 51.
52. 96 Lee Mueller (USA) Mazda RX-7 20 DNF 18. GTU 35.
53. 91 John Martin (USA) Datsun ZX 15 DNF 19. GTU 33.
54. 25 Dave Cowart (USA) March 82G Porsche 2 Red Lobster Racing 11 DNF 17. GTP 24.
55. 3 Skeeter McKitterick (USA) Grid Plaza S1 Ford GA01 Grid Motor Racing 9 DNF 18. GTP 13. 1:44,190
56. 53 Steve Michaelson (USA) Porsche Carrera 5 DNF 19. GTO 48.

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IMSA Round: 6

100 mile Laguna Seca

Monterey Triple Crown Camel GT 100, Laguna Seca Date: 1.5.1983

Started:25(GTP - 9, GTO - 16)

Circuit length: Race distance: 162,061 km Winner's average speed: 172,024 km/h

Fastest lap:Al HolbertNo. 14March 83G Chevrolet1:1,42179,223 km/h(lap 9)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA) March 83G Chevrolet 3 Holbert Racing 53 0:56:31,498 1. GTP 1. 1:00,258
2. 44 Bob Tullius (USA) Jaguar XJR-5 001 Group 44 53 0:57:39,504 2. GTP 4. 1:01,943
3. 06 Bobby Rahal (USA) Ford Mustang Turbo Team Zakspeed Roush 52 3. GTP 3. 1:01,763
4. 86 Hurley Haywood (USA) Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 51 4. GTP 7. 1:04,268
5. 55 Diego Montoya (CO) BMW M1 WBS59910004301040 B de T Racing 49 1. GTO 10. 1:12,931
6. 83 Don Devendorf (USA) Datsun 280ZX Turbo Electramotive 49 2. GTO 11. 1:13,252
7. 98 Roberto Moreno (BR) Toyota Celica All American Racers 48 3. GTO 24.
8. 4 Billy Hagan (USA) Chevrolet Camaro Stratagraph Inc. 48 4. GTO 15. 1:18,710
9. 9 Wayne Baker (USA) Porsche 934 009 00030 Personalized Autohaus 47 5. GTO 12. 1:13,510
10. 28 Bruno Beilcke (D) BMW M1 47 6. GTO 13. 1:18,027
11. 79 Larry Park (USA) Chevrolet Corvette Park Performance 47 7. GTO 23.
12. 11 Chuck Kendall (USA) BMW M1 WBS59910004301065 Kendall Racing 47 8. GTO 14. 1:18,027
13. 74 Casey Mollett (USA) Datsun 280ZX Casey Mollett 46 9. GTO 16. 1:18,947
14. 48 Frank Honsowetz (USA) Datsun ZX 44 10. GTO 25.
15. 6 Geoff Brabham (AUS) Ford Mustang Turbo Team Zakspeed Roush 42 DNF 5. GTP 8. 1:04,384
16. 25 Kenper Miller (USA) March 82G Porsche 2 Red Lobster Racing Team 41 6. GTP 9. 1:05,455
17. 41 Chris Cord (USA) Lola T600 Chevrolet HU5 Chris Cord Racing 24 DNF 7. GTP 2. 1:00,946
18. 38 Ron Blair (USA) Chevrolet Corvette 20 DNF 11. GTO 22.
19. 45 Bob Lobenberg (USA) Mirage M12 Ford 01 Conte Racing 20 DNF 8. GTP 6. 1:02,927
20. 88 Mike Gassaway (USA) Chevrolet Camaro 17 DNF 12. GTO 17. 1:20,876
21. 30 Gianpiero Moretti (I) March 83G Porsche 82G-3 Momo Racing 14 DNF 9. GTP 5. 1:02,548
22. 49 Bob Copeman (USA) Porsche Carrera RSR 911 360 0601 Copeman Racing 9 DNF 13. GTO 18. 1:22,579
23. 26 John Bauer (USA) Ford Mustang 9 DNF 14. GTO 19. 1:24,368
24. 89 Walter Benson (USA) Chevrolet Camaro 6 DNF 15. GTO 20.
25. 8 John Johnson (USA) Porsche Carrera 2 DNF 16. GTO 21.
Did not start:
21 Pete Brallier (USA) Pontiac Firebird Round Table Racing GTO 1:22,699

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IMSA Round: 6

Laguna Seca [GTU]

Monterey Triple Crown GTU, Laguna Seca Date: 1.5.1983

Started:24(GTU - 14, SP GP 2 - 10)

Circuit length: Race distance: 119,252 km Winner's average speed: 154,413 km/h

Fastest lap:Roberto MorenoNo. 98Toyota Celica1:9,13159,235 km/h(lap 3)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 16 Boy Hayje (NL) BMW 320i 001 39 0:46:20,261 1. GTU 6.
2. 38 Roger Mandeville (USA) Mazda RX-7 Mandeville Auto Tech 39 0:46:54,329 2. GTU 2.
3. 74 Casey Mollett (USA) Datsun 280ZX Casey Mollett 38 3. GTU 8.
4. 71 Charles Morgan (USA) Datsun 280ZX Charles Morgan 38 4. GTU 7.
5. 48 Frank Honsowetz (USA) Datsun ZX 37 5. GTU 11.
6. 99 Dennis Aase (USA) Toyota Celica All American Racers 36 DNF 6. GTU 1. 1:09,327
7. 72 Jon Koobation (USA) Datsun 510 36 1. SP GP2 13. 1:15,835
8. 66 Jack Dunham (USA) Mazda RX-7 Mike Meyer Racing 36 7. GTU 5.
9. 69 Nick Feodorhoff (USA) Porsche 911 35 8. GTU 24.
10. 21 Bruce Short Mazda RX-3 35 2. SP GP2 18.
11. 8 Walt Maas (USA) Porsche 911 34 DNF 9. GTU 4.
12. 73 Arnold Zucchi Alfa Romeo GTV 34 3. SP GP2 19.
13. 31 Gary Nylander (USA) Porsche 911 33 10. GTU 12.
14. 83 Sue Thompson Datsun 510 32 4. SP GP2 21.
15. 56 Lee Howlett Ford Pinto 28 5. SP GP2 22.
16. 91 Ray McIntyre (USA) Datsun ZX Racing Systems 27 DNF 11. GTU 10.
17. 88 Mike Lipscomb (USA) Datsun 510 22 DNF 6. SP GP2 20.
18. 13 Paul Fry BMW 2002 Ti 20 DNF 7. SP GP2 23.
19. 68 Russell Carl Mazda RX-3 19 DNF 8. SP GP2 16.
20. 64 Mitch Wright Datsun 510 15 DNF 9. SP GP2 14.
21. 98 Roberto Moreno (BR) Toyota Celica All American Racers 12 DNF 12. GTU 3.
22. 2 Doug Peterson (USA) Renault Le Car 10 DNF 10. SP GP2 15.
23. 82 Joe Varde (USA) Mazda RX-7 Trinity Racing 2 DNF 13. GTU 17.
24. 79 Bob Bergstrom (USA) Porsche 924 Carrera GTR Whitehall Promotions 1 DNF 14. GTU 9.

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IMSA Round: 7

500 km Charlotte

Charlotte Camel GT, Charlotte Motor Speedway 500 Kilometres Date: 15.5.1983

Started:40(GTP - 8, GTO - 13, GTU - 19)

Circuit length: Race distance: 499,701 km Winner's average speed: 164,478 km/h

Fastest lap:Al HolbertNo. 14March 83G Porsche1:10,53184,825 km/h(lap 1)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 138 3:02:17,138 1. GTP 1. 1:08,051
2. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 82G Porsche 2 Red Lobster Racing 136 3:02:19,639 2. GTP 6.
3. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 135 3. GTP 2.
4. 24 M. L. Speer (USA)
Ken Madren (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 134 4. GTP 9.
5. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 133 1. GTO 8. 1:14,284
6. 55 Diego Montoya (CO)
"Fomfor" (ES)
BMW M1 WBS59910004301040 B de T Racing 133 2. GTO 14.
7. 7 John Morton (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 132 3. GTO 11.
8. 91 Chester Vincentz (USA)
Dave White (USA)
Porsche 934 930 890 0014 Electrodyne 132 4. GTO 12.
9. 98 Boy Hayje (NL)
Wally Dallenbach, Jr. (USA)
Toyota Celica All American Racers 130 1. GTU 13. 1:16,469
10. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 130 2. GTU 25.
11. 28 Bruno Beilcke (D)
Ralf Rauh
BMW M1 129 5. GTO 15.
12. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Trinity Racing 127 3. GTU 20.
13. 03 Lloyd Frink (USA)
Ed Hinchcliff (USA)
Chevrolet Corvette 126 6. GTO 19.
14. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 126 4. GTU 18.
15. 87 Jack Lewis (USA)
John Ashford (USA)
Porsche Carrera RSR 911 460 0035 Bob Beasley 122 7. GTO 30.
16. 35 Al Leon (USA)
Wayne Pickering (USA)
Porsche Carrera RSR 911 460 9113 Pegasus Racing 122 8. GTO 28.
17. 58 Deborah Gregg (USA)
Kathy Rude (USA)
Porsche 924 Carrera Brumos Racing 121 DNF 5. GTU 16.
18. 40 Matt Gysler (CDN)
Uli Bieri (CDN)
Rudy Bartling (CDN)
BMW M1 WBS59910004301225 Bieri Racing 118 9. GTO 29.
19. 81 Bob Speakman (USA)
Ted Schumaker
Datsun Z 114 6. GTU 32.
20. 57 Reed Kryder (USA)
Ron Christensen (USA)
Datsun ZX Kryderacing 110 DNF 7. GTU 31.
21. 88 Dale Whittington (USA)
Randy Lanier (USA)
March 83G Chevrolet 1 Motorsports Marketing 106 DNF 5. GTP 3.
22. 93 Frank Rubino (USA)
David Leira (USA)
Mazda RX-7 Rubino Racing 102 DNF 8. GTU 40.
23. 94 Bruce Jones (USA)
Fred Apgar (USA)
Porsche 914/6 914 043 1523 Bruce Jones 99 9. GTU 35.
24. 34 George Drolsom (USA)
Bill Johnson (USA)
Porsche 924 Carrera Drolsom Racing 96 10. GTU 26.
25. 39 John Gunn (USA)
Drake Olson (USA)
Phoenix JG1 Chevrolet JG-1 Holly Racing 95 DNF 6. GTP 5.
26. 43 Bill Miller (USA)
Jack Ries (USA)
Datsun Z Bill Miller 94 11. GTU 39.
27. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935 K3 Bob Akin Motor Racing 92 7. GTP 7.
28. 67 Duane Eitel (USA) Mercury Capri 77 10. GTO 36.
29. 17 Al Bacon (USA)
Lance Van Every (USA)
Mazda RX-7 71 DNF 12. GTU 27.
30. 37 Tom Burdsall (USA)
Peter Welter (USA)
Mazda RX-7 Burdsall-Welter Racing 69 DNF 13. GTU 38.
31. 99 Dennis Aase (USA) Toyota Celica All American Racers 47 DNF 14. GTU 17.
32. 71 Jim Miller (USA) Datsun 280ZX Charles Morgan 45 DNF 15. GTU 23.
33. 30 Gianpiero Moretti (I) March 83G Porsche 82G-3 Momo Racing 42 DNF 8. GTP 4.
34. 80 James Hurley Datsun Z 39 DNF 16. GTU 33.
35. 08 Bobby Diehl (USA)
Roy Newsome (USA)
Mazda RX-7 Diehl Hi-Pro Enterprises 27 DNF 17. GTU 34.
36. 83 Jim Fitzgerald (USA) Datsun 280ZX Electramotive 25 DNF 18. GTU 21.
37. 12 Ford Smith (USA) Chevrolet Corvette 21 DNF 11. GTO 24.
38. 84 Ken Murray (USA) Chevrolet Camaro Motorsport Marketing 14 DNF 12. GTO 10.
39. 42 Gary Wonzer (USA) Porsche 911 Gary Wonzer 13 DNF 19. GTU 37.
40. 64 Ron Coupland (USA) Porsche Carrera RSR John Hulen 12 DNF 13. GTO 22.

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IMSA Round: 8

3 h Lime Rock

Coca-Cola 500 (3 Hours Lime Rock Camel GT), Lime Rock Park Date: 30.5.1983

Started:37(GTP - 10, GTO - 15, GTU - 12)

Circuit length: 2,462 km Race distance: 425,639 km Winner's average speed: 140,361 km/h

Fastest lap:Bob TulliusNo. 44Jaguar XJR-50:51,06172,470 km/h(lap 17)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 174 3:01:56,933 1. GTP 3.
2. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 173 3:02:28,370 2. GTP 5.
3. 55 Diego Montoya (CO) BMW M1 WBS59910004301040 B de T Racing 169 1. GTO 20.
4. 14 Al Holbert (USA)
Doc Bundy (USA)
March 83G Porsche 4 Holbert Racing 169 3. GTP 1. 0:49,779
5. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 168 2. GTO 10.
6. 7 John Morton (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 165 3. GTO 11.
7. 95 Bob Leitzinger (USA)
Logan Blackburn (USA)
Datsun 280ZX Leitzinger Racing 163 1. GTU 27.
8. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 163 2. GTU 28.
9. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 160 3. GTU 26.
10. 34 George Drolsom (USA)
John Oates
Porsche 924 Carrera GTR Drolsom Racing 160 4. GTU 22.
11. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Trinity Racing 160 5. GTU 23.
12. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall Promotions 159 6. GTU 24.
13. 28 Bruno Beilcke (D)
Richard Spenard (CDN)
BMW M1 159 4. GTO 13.
14. 83 Don Devendorf (USA)
Tony Adamowicz (USA)
Datsun 280ZX Turbo Electramotive 157 5. GTO 6. 0:54,280
15. 18 "Fomfor" (ES) BMW M1 154 6. GTO 17.
16. 32 George Alderman (USA)
Carson Baird (USA)
Datsun 280ZX Alderman Datsun 149 7. GTU 21.
17. 77 Paul Resnick (USA)
Ron Barnaba (USA)
Porsche 914/6 914 043 0754 149 8. GTU 37.
18. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 148 7. GTO 18.
19. 02 Wayne Darling (USA)
Fred Darling (USA)
Chevrolet Camaro Wayne Darling 144 DNF 8. GTO 29.
20. 78 Ken Slagle (USA)
Rob Dyson (USA)
Pontiac Firebird Dyson Racing 144 4. GTP 19.
21. 17 Peter Dus (USA) Chevrolet Corvette 138 DNF 9. GTO 25.
22. 21 Jack Miller (USA)
Mike Brummer (USA)
Drake Olson (USA)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing Automobiles 137 DNF 5. GTP 9.
23. 84 Ken Murray (USA)
Chris Doyle (USA)
Chevrolet Camaro Motorsport Marketing 134 DNF 10. GTO 30.
24. 94 Bruce Jones (USA)
Fred Apgar (USA)
Porsche 914/6 914 043 1523 Bruce Jones 132 9. GTU 36.
25. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
BMW M1 WBS59910004301225 Bieri Racing 131 11. GTO 31.
26. 26 Bruce Jenner (USA)
John Bauer (USA)
Ford Mustang 97 DNF 12. GTO 12.
27. 71 Randy Pollock (USA) Mazda RX-7 95 10. GTU 33.
28. 29 John Stevens (USA) Toyota Celica 89 DNF 13. GTO 32.
29. 98 Boy Hayje (NL)
Wally Dallenbach, Jr. (USA)
Toyota Celica All American Racers 84 DNF 11. GTU 15.
30. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 82G Porsche 2 Red Lobster Racing 83 DNF 6. GTP 16.
31. 99 Dennis Aase (USA)
Roberto Moreno (BR)
Toyota Celica All American Racers 79 DNF 12. GTU 14. 0:55,811
32. 72 Walt Bohren (USA) Mazda GTP Z & W Enterprises 75 DNF 7. GTP 8.
33. 88 Hurley Haywood (USA)
Emory Donaldson (USA)
March 83G Chevrolet 1 Motorsports Marketing 61 DNF 8. GTP 2.
34. 30 Gianpiero Moretti (I) March 83G Porsche 82G-3 Momo Racing 19 DNF 9. GTP 4.
35. 08 Alan Howes (USA) Porsche Carrera 17 DNF 14. GTO 35.
36. 93 Michael Oleyar (USA) Chevrolet Corvette 2 DNF 15. GTO 34.
37. 74 Del Russo Taylor (USA) Chevron GTP Buick Mark Wagoner 1 DNF 10. GTP 7.

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IMSA Round: 9

6 h Mid-Ohio

Lumbermens 6 Hours, Mid-Ohio Date: 19.6.1983

Started:50(GTP - 13, GTO - 15, GTU - 22)

Circuit length: Race distance: 818,834 km Winner's average speed: 136,173 km/h

Fastest lap:Bob TulliusNo. 44Jaguar XJR-51:30,68153,338 km/h(lap 117)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Jim Trueman (USA)
Doc Bundy (USA)
Bobby Rahal (USA)
March 83G Chevrolet 3 Holbert Racing 212 6:00:47,516 1. GTP 1. 1:24,643
2. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935 K3/80 000 00013 Bob Akin Racing 201 6:00:57,802 2. GTP 5.
3. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph 201 1. GTO 11.
4. 91 Chester Vincentz (USA)
Dave White (USA)
Porsche 934 930 890 0014 Electrodyne 199 2. GTO 12.
5. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Western Airlines 196 1. GTU 20.
6. 30 Sarel van der Merwe (ZA)
Gianpiero Moretti (I)
Porsche 935/78-81 JR-001 Momo Corse 196 3. GTP 7.
7. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 194 2. GTU 25.
8. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto/Tech 193 3. GTU 23.
9. 24 Ken Madren (USA)
M. L. Speer (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 193 4. GTP 18.
10. 61 Don Courtney (USA)
Brent O'Neill (USA)
Chevrolet Monza Band&Trivette Vista Racing 191 3. GTO 35.
11. 17 Al Bacon (USA)
Jim Cook (USA)
Mazda RX-7 Al Bacon Racing 191 4. GTU 32.
12. 03 Werner Frank (USA)
Rick Borlase (USA)
Porsche 934 930 670 0162 Toyota Village 190 4. GTO 22.
13. 32 George Alderman (USA)
Carson Baird (USA)
Datsun 280ZX Alderman Datsun 190 5. GTU 30.
14. 34 George Drolsom (USA)
Kathy Rude (USA)
Porsche 924 Carrera Drolsom Racing 187 6. GTU 26.
15. 35 Al Leon (USA)
Wayne Pickering (USA)
Porsche Carrera RSR 911 460 9113 Team Dallas 187 5. GTO 39.
16. 23 Earl Roe (USA)
Tim Selby (USA)
Porsche 914/6 914 043 0538 Roe/Selby Racing 185 7. GTU 37.
17. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
BMW M1 WBS59910004301225 Bieri Racing 183 DNF 6. GTO 28.
18. 98 Wally Dallenbach, Jr. (USA)
Boy Hayje (NL)
Toyota Celica All-American Racers 179 8. GTU 19.
19. 99 Dennis Aase (USA)
Roberto Moreno (BR)
Toyota Celica All-American Racers 178 9. GTU 16. 1:34,907
20. 96 Phil Byrd (USA)
Richard Silver (USA)
Porsche Carrera RSR Weld Fixturing 175 7. GTO 46.
21. 08 Bobby Diehl (USA)
Roy Newsome (USA)
Mazda RX-7 Diehl Hi-Pro 169 10. GTU 48.
22. 93 Frank Rubino (USA)
David Leira (USA)
Mazda RX-7 Rubino Racing 167 11. GTU 49.
23. 37 Tom Burdsall (USA)
Peter Welter (USA)
Paul Gilgan (USA)
Mazda RX-7 Vero Racing 167 12. GTU 44.
24. 9 Wayne Baker (USA)
Jim Mullen (USA)
Kees Nierop (CDN)
Porsche 934 009 00030 WLB Racing 166 8. GTO 13.
25. 71 Charles Morgan (USA)
Jim Miller (USA)
Datsun 280ZX Morgan Performance 163 DNF 13. GTU 40.
26. 57 Reed Kryder (USA)
Art Leon (USA)
Datsun 280ZX Kryderacing 161 14. GTU 42.
27. 22 Drake Olson (USA)
Robert Overby (USA)
Nimrod NRA/C2 Aston Martin 003 Nimrod Racing 149 DNF 5. GTP 10.
28. 21 Jack Miller (USA)
Mike Brummer (USA)
Carlos Ramirez (USA)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing 149 6. GTP 17.
29. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 82G Porsche 2 Red Lobster Racing 141 DNF 7. GTP 8.
30. 27 Jim Fowells (USA)
Ray Mummery (USA)
Mazda RX-7 Scuderia Rosso 136 DNF 15. GTU 45.
31. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 005 Group 44 134 DNF 8. GTP 3.
32. 43 Bill Miller (USA)
Jack Ries (USA)
Carl Holbrook (USA)
Datsun 280ZX Bill Miller 124 DNF 16. GTU 43.
33. 15 John Kalagian (USA)
John Mills (USA)
Lola T600 Chevrolet HU4 Kalagian-Ardisana 122 DNF 9. GTP 4.
34. 36 Jim Busby (USA)
Ron Grable (USA)
Porsche 924 Carrera Turbo Herman+Miller P+A 122 DNF 17. GTU 36.
35. 65 Terry Whitlock (USA)
Roger Schroer (USA)
Lola T240 Mazda Hanover Automotive 113 DNF 10. GTP 47.
36. 64 John Hulen (USA)
Ron Coupland (USA)
Porsche Carrera RSR John Hulen 108 9. GTO 33.
37. 88 Dale Whittington (USA)
Emory Donaldson (USA)
March 83G Chevrolet 1 Executone 105 DNF 11. GTP 6.
38. 18 "Fomfor" (ES)
Whitney Ganz (USA)
BMW M1 Fomfor 87 DNF 10. GTO 15.
39. 7 Pete Halsmer (USA) Mazda RX-7 Racing Beat 75 DNF 11. GTO 14.
40. 95 Bob Leitzinger (USA)
Frank Honsowetz (USA)
Datsun 280ZX Leitzinger Racing 70 DNF 18. GTU 31.
41. 85 Logan Blackburn (USA)
Elliot Forbes-Robinson (USA)
Datsun 280ZX Logan Blackburn 66 DNF 19. GTU 21.
42. 51 Ron Pawley (USA)
Don Marsh (USA)
Kelly Marsh (USA)
Mazda RX-7 Midvo Racing 62 DNF 20. GTU 41.
43. 56 Bill Wink (USA)
Tim Evans (USA)
Chevrolet Corvette Bill Wink Racing 50 DNF 12. GTO 24.
44. 74 Del Russo Taylor (USA) Chevron GTP Buick Mark Wagoner 38 DNF 12. GTP 34.
45. 45 Bob Lobenberg (USA)
John Morton (USA) - DND
Lola T600 Chevrolet HU11 Conte Racing 37 DNF 13. GTP 2.
46. 20 Paul Canary (USA) Pontiac Firebird Paul Canary Racing 20 DNF 13. GTO 29.
47. 8 Bob Beasley (USA) Porsche Carrera RSR 911 460 0035 Bob Beasley 12 DNF 14. GTO 38.
48. 29 George Philips (USA) Datsun 280ZX George Philips 3 DNF 21. GTU 50.
49. 79 Bob Bergstrom (USA)
Tom Winters (USA) - DND
Porsche 924 Carrera GTR Promotion-Whitehall 3 DNF 22. GTU 27.
50. 83 Don Devendorf (USA)
Tony Adamowicz (USA) - DND
Datsun 280ZX Turbo Electramotive 2 DNF 15. GTO 9. 1:31,252
In entry list:
12 Joe Scheckel (USA)
Doug Roderick (USA)
Chevrolet Corvette Energy Air Systems GTO
49 Brian Utt (USA)
Ron Deppert (USA)
Chevrolet Corvette Deppert Racing GTO
67 Duane Eitel (USA)
Phil Pate (USA)
Ron Hunter (USA)
Mercury Capri Auto V Vest GTO
77 Paul Resnick (USA)
Ron Barnaba (USA)
Steve Swiren (USA)
Porsche 914/6 914 043 0754 Porsche Recyclers GTU
78 Rob Dyson (USA)
Ken Slagle (USA)
Pontiac Firebird Chrimsol Racing GTO
81 Bob Speakman (USA)
Ted Schumacher (USA)
Datsun 280ZX Speakman Racing GTU
87 Don Erickson (USA)
Dave Horchler (USA)
Dennis Weglarz (USA)
Chevrolet Corvette Emerald Racing GTO

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IMSA Round: 10

250 mile Daytona Paul Revere

18th Annual Paul Revere 250, Daytona International Speedway Date: 4.7.1983

Started:44(GTP - 10, GTO - 18, GTU - 16)

Circuit length: Race distance: 401,692 km Winner's average speed: 191,457 km/h

Fastest lap:Hurley HaywoodNo. 6Porsche 935L1:48,665204,754 km/h(lap 2)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 6 Hurley Haywood (USA)
A. J. Foyt (USA)
Porsche 935L 935 L Henn's Swap Shop Racing 65 2:05:53,110 1. GTP 1. 1:48,336
2. 16 Marty Hinze (USA)
Don Whittington (USA)
March 83G Chevrolet 82G-4 Marty Hinze Racing 65 2:07:21,770 2. GTP 11.
3. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 64 3. GTP 6.
4. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 63 1. GTO 7.
5. 24 M. L. Speer (USA)
Wayne Pickering (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 63 4. GTP 9.
6. 39 John Gunn (USA)
Ricardo Londono (CO)
Phoenix JG1 Chevrolet JG-1 Holly Racing 63 5. GTP 3.
7. 05 Tico Almeida (USA)
Ernesto Soto (YV)
Ford Mustang T & R Racing 62 2. GTO 10.
8. 55 Diego Montoya (CO)
"Fomfor" (ES)
BMW M1 WBS59910004301040 B de T Racing 61 3. GTO 27.
9. 63 Jim Downing (USA) Mazda RX-7 RGP 500 Racing 60 1. GTU 22.
10. 38 Roger Mandeville (USA) Mazda RX-7 Mandeville Auto Tech 60 2. GTU 25.
11. 48 John Carusso (USA) Chevrolet Corvette 60 4. GTO 8.
12. 26 Nelson Silcox (USA) Chevrolet Corvette 59 5. GTO 17.
13. 72 Tommy Riggins (USA)
Patty Moise (USA)
Chevrolet Monte Carlo 59 6. GTP 19.
14. 12 Ford Smith (USA) Chevrolet Corvette 57 DNF 6. GTO 16.
15. 61 Robert Gottfried (USA)
Jack Refenning (USA)
Porsche Turbo 57 7. GTP 13.
16. 17 Al Bacon (USA) Mazda RX-7 56 3. GTU 29.
17. 27 Jim Fowells (USA)
Ray Mummery (USA)
Mazda RX-7 Scuderia Rosso 56 4. GTU 33.
18. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 56 7. GTO 4.
19. 37 Tom Burdsall (USA)
Peter Welter (USA)
Mazda RX-7 Burdsall-Welter Racing 56 5. GTU 32.
20. 88 Emory Donaldson (USA)
Ken Murray (USA)
March 83G Chevrolet 1 Executone Racing 55 DNF 8. GTP 2.
21. 90 Mike Schaefer (USA)
Ren Tilton (USA)
Porsche 911 911 030 1263 901 Shop 55 6. GTU 36.
22. 81 Bob Speakman (USA) Datsun Z 55 7. GTU 37.
23. 35 Jack Griffin (USA)
Paul Gilgan (USA)
Porsche Carrera 54 8. GTO 31.
24. 06 Al Levenson (USA) Chevrolet Corvette 54 9. GTO 35.
25. 71 Charles Morgan (USA) Datsun 280ZX Charles Morgan 53 8. GTU 26.
26. 03 Lloyd Frink (USA) Chevrolet Corvette 52 DNF 10. GTO 15.
27. 10 Loren McGee
Deborah McGee
Ferrari 365 GTB/4 49 11. GTO 39.
28. 33 Karl Keck (USA)
Bill McDill (USA)
Chevrolet Corvette Karl Keck 44 12. GTO 20.
29. 83 Don Devendorf (USA) Datsun 280ZX Turbo Electramotive 30 DNF 13. GTO 5. 1:51,799
30. 42 Gary Wonzer (USA)
Bill Bean (USA)
Porsche 911 Gary Wonzer 27 DNF 9. GTU 40.
31. 99 Phil Currin (USA) Chevrolet Corvette Currin Racing 23 DNF 14. GTO 14.
32. 41 Richard Burr (USA) BMW 2002 23 DNF 10. GTU 43.
33. 2 Don Cummings (USA)
Greg Walker (USA)
Chevrolet Monza 23 DNF 9. GTP 23.
34. 08 Bobby Diehl (USA) Mazda RX-7 Diehl Hi-Pro Enterprises 20 DNF 11. GTU 38.
35. 85 Logan Blackburn (USA) Datsun ZX 15 DNF 12. GTU 21. 2:02,670
36. 82 Joe Varde (USA) Mazda RX-7 Trinity Racing 13 DNF 13. GTU 24.
37. 09 John Bain Chevrolet Camaro 13 DNF 15. GTO 41.
38. 40 William Wessel (USA) Chevrolet Corvette 12 DNF 16. GTO 30.
39. 34 George Drolsom (USA) Porsche 924 Carrera Drolsom Racing 9 DNF 14. GTU 28.
40. 93 Frank Rubino (USA) Mazda RX-7 Rubino Racing 3 DNF 15. GTU 34.
41. 89 Mike Gassaway (USA) Chevrolet Camaro 2 DNF 17. GTO 18.
42. 25 Dave Cowart (USA) March 82G Porsche 2 Red Lobster Racing 2 DNF 10. GTP 12.
43. 14 Skip Grenier (USA) Mazda RX-2 1 DNF 16. GTU 42.
44. 62 Richard Kelley Pontiac Firebird 1 DNF 18. GTO 44.

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IMSA Round: 11

500 km Brainerd

Pepsi Grand Prix 500 Kilometres Camel GT, Branerd Date: 10.7.1983

Started:27(GTP - 9, GTO - 10, GTU - 8)

Circuit length: Race distance: 502,115 km Winner's average speed: 158,475 km/h

Fastest lap:Al HolbertNo. 14March 83G Porsche1:33,78185,332 km/h(lap 4)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 104 3:10:06,340 1. GTP 1. 1:31,543
2. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 83G Chevrolet 3 Red Lobster Racing 103 3:10:38,870 2. GTP 4.
3. 15 John Kalagian (USA)
John Mills (USA)
Lola T600 Chevrolet HU4 John Kalagian Racing 103 3. GTP 6.
4. 5 Bob Akin (USA)
Dennis Aase (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 102 4. GTP 5.
5. 83 Tony Adamowicz (USA)
Don Devendorf (USA)
Datsun 280ZX Turbo Electramotive 101 1. GTO 9. 1:39,000
6. 18 "Fomfor" (ES) BMW M1 99 2. GTO 12.
7. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 97 1. GTU 16.
8. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 95 2. GTU 17.
9. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Trinity Racing 95 3. GTU 18.
10. 9 Wayne Baker (USA)
Bob Raub (USA)
Pontiac Firebird 95 3. GTO 27.
11. 85 Logan Blackburn (USA) Datsun ZX 94 4. GTU 13. 1:44,496
12. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
BMW M1 WBS59910004301225 Bieri Racing 93 4. GTO 21.
13. 7 Pete Halsmer (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 90 5. GTO 11.
14. 57 Reed Kryder (USA)
Drake Olson (USA)
Datsun ZX Kryderacing 87 5. GTU 24.
15. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 78 6. GTO 10.
16. 61 Steve Erickson
Don Courtney (USA)
Chevrolet Monza Band&Trivette Vista Racing 76 7. GTO 19.
17. 16 David Miller (USA)
Jack Buchinger (USA)
Datsun Z 70 DNF 8. GTO 23.
18. 50 Greg Pusey
Kathy Rude (USA)
Porsche 935 930 670 0180??? 58 Accident 5. GTP 8.
19. 55 Diego Montoya (CO) BMW M1 WBS59910004301040 B de T Racing 56 Accident 9. GTO 15.
20. 30 Gianpiero Moretti (I)
Desiré Wilson (ZA)
March 83G Porsche 82G-3 Momo Racing 53 Accident 6. GTP 3.
21. 13 Robert Johnson (USA)
George Wilkie (USA)
Porsche 911 51 DNF 6. GTU 22.
22. 44 Bob Tullius (USA) Jaguar XJR-5 004 Group 44 45 DNF 7. GTP 2.
23. 21 Jack Miller (USA)
Carlos Ramirez (USA)
Nimrod NRA/C2 Aston Martin 002 Nimrod Racing Automobiles 36 DNF 8. GTP 26.
24. 0 Bill Cammack (USA) Datsun Z 24 DNF 7. GTU 25.
25. 34 George Drolsom (USA) Porsche 924 Carrera Drolsom Racing 22 DNF 8. GTU 20.
26. 20 Paul Canary (USA) Pontiac Firebird Paul Canary Racing 13 DNF 10. GTO 14.
27. 86 Hurley Haywood (USA) Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 1 DNF 9. GTP 7.

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IMSA Round: 12

3 h Sears Point

Ford California Camel GT, Sears Point 3 Hours Date: 24.7.1983

Started:34(GTP - 8, GTO - 11, GTU - 15)

Circuit length: Race distance: 426,476 km Winner's average speed: 143,359 km/h

Fastest lap:Bill AdamNo. 44Jaguar XJR-51:34,48153,303 km/h(lap 24)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 106 3:00:31,230 1. GTP 2.
2. 45 John Morton (USA)
Bob Lobenberg (USA)
Lola T600 Chevrolet HU11 Conte Racing 106 3:02:19,000 2. GTP 1. 1:30,538
3. 15 John Kalagian (USA)
Rex Ramsey (USA)
Lola T600 Chevrolet HU4 John Kalagian Racing 105 3. GTP 4.
4. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 83G Chevrolet 3 Red Lobster Racing 105 4. GTP 6.
5. 83 Don Devendorf (USA)
Tony Adamowicz (USA)
Datsun 280ZX Turbo Electramotive 102 1. GTO 8. 1:40,041
6. 7 Pete Halsmer (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 101 2. GTO 11.
7. 30 Sarel van der Merwe (ZA)
Gianpiero Moretti (I)
Porsche 935/78-81 JR-001 Momo Corse 100 5. GTP 7.
8. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 99 3. GTO 16.
9. 82 Joe Varde (USA)
Jack Baldwin (USA)
Mazda RX-7 Trinity Racing 99 1. GTU 14. 1:44,560
10. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 99 4. GTO 12.
11. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 98 2. GTU 18.
12. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 97 3. GTU 19.
13. 8 John Johnson (USA)
Walt Maas (USA)
Porsche 911 95 4. GTU 22.
14. 70 Brent Regan (USA)
Larry Chmura (USA)
Porsche 911 95 5. GTU 25.
15. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 005 Group 44 94 6. GTP 3.
16. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall Promotions 94 6. GTU 15.
17. 81 Gary Nylander (USA)
Don Bell (USA)
Porsche 911 93 7. GTU 26.
18. 08 Gary Auberlen (USA)
Peter Jauker (USA)
Porsche 911 89 8. GTU 30.
19. 51 Nick Feodorhoff (USA)
Bernie Neumann
Porsche 911 78 9. GTU 31.
20. 17 Toivo Heinonen
Terry Visger (USA)
Mazda M10A 75 DNF 10. GTU 28.
21. 69 Terry Herman (USA)
Don Madsen
Porsche Carrera 65 5. GTO 21.
22. 31 Tom Alan Marx (USA)
Bill Follmer (USA)
Porsche Carrera RSR 63 DNF 6. GTO 24.
23. 91 Ray McIntyre (USA) Datsun ZX Racing Systems 62 DNF 11. GTU 34.
24. 5 Leo Weber
Wolfgang Nachsel (USA)
Lancia Scorpion 62 7. GTO 32.
25. 21 Harry Kauffman (USA)
Pete Brallier (USA)
Pontiac Firebird Round Table Racing 43 DNF 8. GTO 23.
26. 48 Frank Honsowetz (USA)
Max Jones (USA)
Datsun ZX 43 12. GTU 27.
27. 86 Hurley Haywood (USA) Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 42 DNF 7. GTP 5.
28. 12 Doc Bundy (USA) March 83G Chevrolet 42 DNF 8. GTP 9.
29. 18 "Fomfor" (ES) BMW M1 33 DNF 9. GTO 13.
30. 0 Frank Search (USA) Chevrolet Corvette 28 DNF 10. GTO 17.
31. 11 Chuck Kendall (USA) BMW M1 WBS59910004301065 Kendall Racing 26 DNF 11. GTO 10.
32. 42 Jeff Kline (USA) Mazda RX-7 24 DNF 13. GTU 33.
33. 90 Jerry Murch (USA) Datsun Z 8 DNF 14. GTU 29.
34. 95 Bob Leitzinger (USA) Datsun 280ZX Leitzinger Racing 4 DNF 15. GTU 20.

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IMSA Round: 13

3 h Portland

G.I. Joe's Grand Prix 3 Hours Portland Date: 31.7.1983

Started:38(GTP - 11, GTO - 13, GTU - 14)

Circuit length: Race distance: 468,448 km Winner's average speed: 155,971 km/h

Fastest lap:Bob TulliusNo. 44Jaguar XJR-51:5,84168,511 km/h(lap 9)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA) March 83G Porsche 4 Holbert Racing 152 3:00:12,310 1. GTP 2.
2. 45 John Morton (USA)
Bob Lobenberg (USA)
Lola T600 Chevrolet HU11 Conte Racing 152 3:01:07,460 2. GTP 3.
3. 83 Don Devendorf (USA)
Tony Adamowicz (USA)
Datsun 280ZX Turbo Electramotive 146 1. GTO 10. 1:09,295
4. 18 Diego Montoya (CO)
"Fomfor" (ES)
BMW M1 145 2. GTO 15.
5. 9 Wayne Baker (USA)
Jim Mullen (USA)
Porsche 934 009 00030 Personalized Autohaus 141 3. GTO 11.
6. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 139 1. GTU 18.
7. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall Promotions 138 2. GTU 17. 1:13,050
8. 76 John Chamberlain (USA)
Jerry Pillar
Chevrolet Corvette 138 3. GTP 14.
9. 95 Bob Leitzinger (USA) Datsun 280ZX Leitzinger Racing 138 3. GTU 26.
10. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 135 4. GTU 22.
11. 91 Ray McIntyre (USA)
John Martin (USA)
Datsun ZX Racing Systems 133 5. GTU 23.
12. 42 Paul Lewis (USA)
Jeff Kline (USA)
Mazda RX-7 131 6. GTU 30.
13. 64 Parke Duff (USA)
John Gilson
Porsche Carrera 128 4. GTO 34.
14. 31 Tom Alan Marx (USA)
Bill Follmer (USA)
Porsche Carrera RSR 128 5. GTO 33.
15. 48 Frank Honsowetz (USA)
Max Jones (USA)
Datsun ZX 127 7. GTU 28.
16. 51 Nick Feodorhoff (USA)
Bernie Neumann
Porsche 911 127 8. GTU 36.
17. 15 John Kalagian (USA)
Rex Ramsey (USA)
Lola T600 Chevrolet HU4 John Kalagian Racing 120 DNF 4. GTP 6.
18. 54 David Schroeder (USA)
Karl Durkheimer (USA)
Porsche Carrera 120 6. GTO 16.
19. 86 Bruce Leven (USA)
Hurley Haywood (USA)
Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 117 5. GTP 5.
20. 82 Joe Varde (USA)
Rick Knoop (USA)
Mazda RX-7 Trinity Racing 115 9. GTU 20.
21. 43 Paul Davey (GB)
Boy Hayje (NL)
BMW M1 Walker Brown Racing 107 7. GTO 38.
22. 30 Gianpiero Moretti (I)
Sarel van der Merwe (ZA)
Porsche 935/78-81 JR-001 Momo Corse 96 DNF 6. GTP 8.
23. 08 Gary Auberlen (USA)
Peter Jauker (USA)
Porsche Carrera 90 8. GTO 35.
24. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 004 Group 44 87 DNF 7. GTP 1. 1:04,554
25. 17 Toivo Heinonen
Terry Visger (USA)
Mazda M10A 79 DNF 10. GTU 31.
26. 81 Gary Nylander (USA)
Don Bell (USA)
Porsche 911 69 DNF 11. GTU 32.
27. 20 Pete Brallier (USA) Pontiac Firebird Paul Canary Racing 64 DNF 9. GTO 27.
28. 19 Charles Slover
John McDonald (USA)
RS Mark II Chevrolet 63 DNF 8. GTP 24.
29. 10 Ralph Kent-Cooke (USA)
Jim Adams (USA)
Lola T600 Chevrolet HU1 Cooke Racing 61 DNF 9. GTP 9.
30. 69 Terry Herman (USA) Porsche Carrera 61 DNF 10. GTO 19.
31. 12 Al Leon (USA)
Doc Bundy (USA)
March 83G Chevrolet 60 DNF 10. GTP 4.
32. 92 Doug Taylor (USA)
Jim DuBois (USA)
Chevrolet Corvette 60 DNF 11. GTO 25.
33. 4 Billy Hagan (USA) Chevrolet Camaro Stratagraph Inc. 47 DNF 12. GTO 12.
34. 25 Kenper Miller (USA)
DNS - Dave Cowart (USA)
March 83G Chevrolet 3 Red Lobster Racing 43 DNF 11. GTP 7.
35. 11 Chuck Kendall (USA) BMW M1 WBS59910004301065 Kendall Racing 32 DNF 13. GTO 13.
36. 66 Will Swope (USA)
Scott Taylor (USA)
Porsche 914/6 914 143 0332 26 DNF 12. GTU 29.
37. 90 Jerry Murch (USA) Datsun ZX 4 DNF 13. GTU 37.
38. 99 Mike Gillman Toyota Celica All American Racers 3 DNF 14. GTU 21.
Did not start:
2 John Fitzpatrick (GB)
Roberto Moreno (BR)
Porsche 935 K4 K4/01 John Fitzpatrick Racing Accident in warm up GTP

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IMSA Round: 14

6 h Mosport

Labatt's GT, A Six Hour Endurance Race, Mosport Park Date: 14.8.1983

Started:30(GTP - 7, GTO - 11, GTU - 12)

Circuit length: 3,957 km Race distance: 886,813 km Winner's average speed: 147,690 km/h

Fastest lap:Al HolbertNo. 14March 83G Porsche1:19,08180,227 km/h(lap 51)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 44 Bob Tullius (USA)
Bill Adam (CDN)
Jaguar XJR-5 005 Group 44 Inc. 225 6:00:16,429 1. GTP 1. 1:17,916
2. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 83G Chevrolet 3 Red Lobster Racing 225 6:01:25,633 2. GTP 4.
3. 7 Rick Knoop (USA)
John Morton (USA)
Mazda RX-7 Racing Beat 212 1. GTO 12.
4. 9 Craig Allen (CDN)
George Schwarz (CDN)
Pontiac Firebird Oftedahl Racing 206 2. GTO 17.
5. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto/Tech 206 1. GTU 16.
6. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 204 2. GTU 19.
7. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 201 3. GTP 2. 1:17,190
8. 23 Tim Selby (USA)
Earl Roe (USA)
Porsche 914/6 914 043 0538 Roe/Selby Racing 200 3. GTU 23.
9. 24 M. L. Speer (USA)
Wayne Pickering (USA)
Ken Madren (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing 199 4. GTP 6.
10. 6 John Graham (CDN)
Hurley Haywood (USA)
Eddie Wachs (USA)
Porsche 935 K3 Henn's T-Bird Swap Shop 196 DNF 5. GTP 10.
11. 27 Jim Fowells (USA)
Ray Mummery (USA)
Mazda RX-7 Scuderia Rosso 195 4. GTU 24.
12. 5 Bob Akin (USA)
John O'Steen (USA)
Dennis Aase (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 191 6. GTP 5.
13. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 184 3. GTO 7. 1:26,094
14. 35 Bobby Hefner (USA)
Jack Griffin (USA)
Wayne Baker (USA)
Porsche Carrera Pegasus III Racing 179 4. GTO 22.
15. 82 Joe Varde (USA)
Jeff Kline (USA)
Mazda RX-7 Trinity Racing 178 5. GTU 15.
16. 07 Ludwig Heimrath (CDN)
Ludwig Heimrath, Jr. (CDN)
Porsche 934 Heimrath Racing 161 5. GTO 8.
17. 77 Paul Resnick (USA)
Ron Barnaba (USA)
Steve Zwiren (USA)
Porsche 914/6 914 043 0754 Porsche Auto Recyclers 157 6. GTU 27.
18. 8 Peter Bulkowski (CDN)
Drew Fesar (CDN)
Steve Lechnowski (CDN)
Triumph TR8 Peter Bulkowski 128 6. GTO 26.
19. 34 George Drolsom (USA)
John Jones (CDN)
Porsche 924 Carrera Drolsom Racing 110 DNF 7. GTU 21.
20. 20 Paul Canary (USA)
Eppie Wietzes (CDN)
Pontiac Firebird Paul Canary Racing 109 DNF 7. GTO 9.
21. 83 Fritz Hochreuter (CDN)
Rainer Brezinka (CDN)
Porsche 911 R & H Racing 109 8. GTU 20.
22. 18 "Fomfor" (ES)
Diego Montoya (CO)
BMW M1 105 DNF 8. GTO 11.
23. 96 Phil Byrd (USA)
Richard Silver (USA)
Porsche Carrera RSR Weld Fixturing 100 DNF 9. GTO 28.
24. 94 Bruce Jones (USA)
Fred Apgar (USA)
Porsche 914/6 914 043 1523 Bruce Jones 66 DNF 9. GTU 25.
25. 79 Bob Bergstrom (USA) Porsche 924 Carrera GTR Whitehall/Promotion Racing 63 DNF 10. GTU 14. 1:30,522
26. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
BMW M1 WBS59910004301225 Bieri Racing 61 DNF 10. GTO 13.
27. 15 Chris Dembs (USA) Mazda RX-7 13 DNF 11. GTU 30.
28. 32 Carson Baird (USA) Datsun 280ZX Alderman Datsun 6 DNF 12. GTU 18.
29. 91 Chester Vincentz (USA) Porsche 934 930 890 0014 Electrodyne Inc. 3 DNF 11. GTO 29.
30. 88 Peter Lockhart (CDN)
DNS - Randy Lanier (USA)
DNS - Hurley Haywood (USA)
March 83G Chevrolet 1 Executone Racing 1 DNF 7. GTP 3.
Did not start:
93 Frank Rubino (USA) Mazda RX-7 Rubino Racing GTU
In entry list:
10 Ralph Kent-Cooke (USA)
Jim Adams (USA)
Lola T600 Chevrolet HU1 Cooke Racing GTP
13 Gary Altman (USA)
Mark Altman (USA)
Porsche 911 Altman Bros Motor Racing GTU
67 Duane Eitel (USA)
Ron Hunter (USA)
Mercury Capri Auto V Vest GTO
71 Ray McIntyre (USA)
John Martin (USA)
Datsun ZX Racing Systems GTU
80 Gunter Schmidt (CDN) VW Rabbit Gunter Schmidt GTU

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IMSA Round: 15

500 mile Road America

Budweiser Camel GT, Road America Pabst 500 Miles Date: 21.8.1983

Started:48(GTP - 13, GTO - 18, GTU - 17)

Circuit length: 6,437 km Race distance: 740,298 km Winner's average speed: 153,887 km/h

Fastest lap:Bob LobenbergNo. 45Lola T600 Chevrolet2:11,59176,112 km/h(lap 84)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 06 Klaus Ludwig (D)
Tim Coconis (USA)
Ford Mustang GTP Team Zakspeed USA 115 4:48:38,330 1. GTP 2.
2. 83 Tony Adamowicz (USA)
Don Devendorf (USA)
Datsun 280ZX Turbo Electramotive 113 4:48:39,500 1. GTO 8. 2:18,996
3. 6 Bobby Rahal (USA)
Geoff Brabham (AUS)
Ford Mustang GTP Team Zakspeed USA 113 2. GTP 5.
4. 20 Paul Canary (USA)
Eppie Wietzes (CDN)
Pontiac Firebird Paul Canary Racing 108 2. GTO 17.
5. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 107 1. GTU 20.
6. 78 Rob Dyson (USA)
Ken Slagle (USA)
Pontiac Firebird Dyson Racing 107 3. GTO 19.
7. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 107 2. GTU 23.
8. 45 John Morton (USA)
Bob Lobenberg (USA)
Lola T600 Chevrolet HU11 Conte Racing 107 3. GTP 4.
9. 82 Joe Varde (USA)
Jeff Kline (USA)
Mazda RX-7 Trinity Racing 107 3. GTU 24.
10. 15 John Kalagian (USA)
John Mills (USA)
Lola T600 Chevrolet HU4 John Kalagian Racing 106 DNF 4. GTP 6.
11. 55 Diego Montoya (CO)
"Fomfor" (ES)
BMW M1 WBS59910004301040 B de T Racing 106 DNF 4. GTO 22.
12. 39 John Gunn (USA)
Gary Belcher (USA)
Phoenix JG1 Chevrolet JG-1 Holly Racing 104 5. GTP 11.
13. 17 Al Bacon (USA)
Lance Van Every (USA)
Mazda RX-7 102 4. GTU 26.
14. 23 Earl Roe (USA)
Tim Selby (USA)
Porsche 914/6 914 043 0538 Roe-Selby Racing 101 5. GTU 32.
15. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 101 6. GTP 1. 2:09,949
16. 86 Bruce Leven (USA)
Jim Adams (USA)
Lola T600 Porsche Turbo HU8 Bayside Disposal Racing 101 7. GTP 13.
17. 34 George Drolsom (USA)
Deborah Gregg (USA)
Porsche 924 Carrera Drolsom Racing 99 6. GTU 30.
18. 9 Wayne Baker (USA)
Jim Mullen (USA)
Kees Nierop (CDN)
Porsche 934 009 00030 Personalized Autohaus 98 5. GTO 9.
19. 57 Reed Kryder (USA)
Drake Olson (USA)
Datsun ZX Kryderacing 97 7. GTU 45.
20. 27 Jim Fowells (USA)
Ray Mummery (USA)
Mazda RX-7 Scuderia Rosso 96 8. GTU 37.
21. 93 Frank Rubino (USA)
Roy Newsome (USA)
Mazda RX-7 Rubino Racing 95 9. GTU 39.
22. 96 Phil Byrd (USA)
Richard Silver (USA)
Porsche Carrera RSR Weld Fixturing 93 6. GTO 40.
23. 49 Dan Schott (USA)
Steve Schmidt (USA)
Chevrolet Corvette 91 7. GTO 33.
24. 2 Mark Altman (USA)
Gary Altman (USA)
Porsche 911 Altman Bros Motor Racing 90 DNF 10. GTU 42.
25. 3 Richard Graves (USA)
Alice Graves (USA)
Porsche 914/6 87 11. GTU 43.
26. 64 John Hulen (USA)
Ron Coupland (USA)
Porsche Carrera RSR John Hulen 86 8. GTO 35.
27. 21 Terry Farber (USA)
Steve Gentile (USA)
Chevrolet Corvette 83 DNF 9. GTO 28.
28. 13 Robert Johnson (USA)
George Wilkie (USA)
Porsche 911 80 DNF 12. GTU 34.
29. 30 Ron Case (USA)
Jack Rynerson (USA)
Porsche 911 Case Racing 77 13. GTU 48.
30. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 77 10. GTO 12.
31. 35 Jack Griffin (USA)
Bobby Hefner (USA)
Porsche Carrera 73 11. GTO 29.
32. 98 Mike Gillman
Scott Gillman
Toyota Celica All American Racers 65 DNF 14. GTU 27.
33. 1 John Paul, Jr. (USA)
Preston Henn (USA)
Porsche 935L 935 L J.L.P. Racing 63 DNF 8. GTP 3.
34. 26 Robert Overby (USA)
Don Bell (USA)
Buick Regal 58 DNF 9. GTP 47.
35. 71 Charles Morgan (USA)
Jim Miller (USA)
Datsun 280ZX Charles Morgan 58 DNF 15. GTU 46.
36. 56 Rick Borlase (USA)
Werner Frank (USA)
Porsche 934 930 670 0162 Coin Operated Racing 53 DNF 12. GTO 44.
37. 29 George Philips (USA)
Tim Toomey (USA)
Datsun Z 36 DNF 16. GTU 41.
38. 85 Logan Blackburn (USA) Datsun ZX 33 DNF 17. GTU 18. 2:28,130
39. 75 Richard Anderson (USA)
Bard Boand (USA)
Chevrolet Corvette Bard Boand 33 DNF 13. GTO 25.
40. 03 Lloyd Frink (USA)
Dave Barnett (USA)
Chevrolet Corvette 31 DNF 14. GTO 38.
41. 25 Kenper Miller (USA)
DNS - Dave Cowart (USA)
March 83G Chevrolet 3 Red Lobster Racing 29 DNF 10. GTP 7.
42. 5 Bob Akin (USA) Porsche 935 Bob Akin Motor Racing 25 DNF 11. GTP 15.
43. 37 Dave Watson (USA) Pontiac Firebird Deppe-Lundy Old Style 16 DNF 15. GTO 14.
44. 12 Al Leon (USA)
Art Leon (USA)
March 83G Chevrolet 12 DNF 12. GTP 10.
45. 43 Paul Davey (GB) BMW M1 Walker Brown Racing 8 DNF 16. GTO 31.
46. 41 Rusty Schmidt (USA) Chevrolet Corvette 7 DNF 17. GTO 36.
47. 7 Pete Halsmer (USA) Mazda RX-7 Racing Beat 6 DNF 18. GTO 16.
48. 24 Ken Madren (USA) Porsche 935 JLP-2 009 00043 Pegasus Racing 5 DNF 13. GTP 21.

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IMSA Round: 16

500 mile Pocono

Camel GT 500 Grand Prix at Pocono, Pocono International Raceway Date: 11.9.1983

Practiced:51
Started:43(GTP - 10, GTO - 16, GTU - 17)

Circuit length: Race distance: 806,603 km Winner's average speed: 165,725 km/h

Fastest lap:Al HolbertNo. 14March 83G Porsche1:27,11186,227 km/h(lap 2)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 44 Bob Tullius (USA)
Doc Bundy (USA)
Jaguar XJR-5 005 Group 44 179 4:52:01,537 1. GTP 1. 1:24,832
2. 30 Sarel van der Merwe (ZA)
Gianpiero Moretti (I)
Porsche 935/78-81 JR-001 Momo/Kreepy Krauly 176 4:53:26,836 2. GTP 7. 1:27,255
3. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph 172 1. GTO 9. 1:30,668
4. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935 K3/80 000 00013 Bob Akin Motor Racing 171 3. GTP 8. 1:27,916
5. 18 "Fomfor" (ES)
Drake Olson (USA)
BMW M1 Fomfor Racing 169 2. GTO 12. 1:35,893
6. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 163 1. GTU 19. 1:39,119
7. 79 Tom Winters (USA)
Bob Bergstrom (USA)
Porsche 924 Carrera GTR Whitehall/Promotion 162 2. GTU 18. 1:38,764
8. 32 George Alderman (USA)
Carson Baird (USA)
Datsun 280ZX Alderman Datsun 162 3. GTU 28. 1:42,737
9. 83 Don Devendorf (USA)
Tony Adamowicz (USA)
Datsun 280ZX Turbo Electramotive Racing 160 3. GTO 10. 1:31,254
10. 91 Chester Vincentz (USA)
Jim Mullen (USA)
Porsche 934 930 890 0014 Electrodyne 159 4. GTO 15. 1:37,938
11. 40 Uli Bieri (CDN)
Matt Gysler (CDN)
BMW M1 WBS59910004301225 Bieri Racing 158 5. GTO 24. 1:40,595
12. 64 John Hulen (USA)
Ron Coupland (USA)
Porsche Carrera RSR John Hulen 150 6. GTO 29. 1:44,131
13. 72 George Hulse (USA)
Michael DeFontes (GB)
Porsche Carrera The Foreign Car 148 7. GTO 37. 1:49,691
14. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto/Tech 145 4. GTU 16. 1:38,455
15. 77 Pierre Honegger (USA)
Walt Bohren (USA)
Mazda GTP Z & W Enterprises 143 DNF 4. GTP 17. 1:38,641
16. 75 Chris Dembs (USA)
Mike Brummer (USA)
Mazda RX-7 Parkview Mazda 143 5. GTU 43. no time
17. 3 Richard Graves (USA)
Alice Graves (USA)
Porsche 914/6 Richard Graves 142 6. GTU 39. 1:52,592
18. 93 Frank Rubino (USA)
David Leira (USA)
Mazda RX-7 Rubino Racing 142 7. GTU 31. 1:45,963
19. 87 Dave Horchler (USA)
Don Erickson (USA)
Chevrolet Corvette Emerald Racing 133 8. GTO 34. 1:47,342
20. 98 Mike Gillman
Scott Gillman
Toyota Celica All American Racers 125 8. GTU 21. 1:39,192
21. 94 Bruce Jones (USA)
Fred Apgar (USA)
Porsche 914/6 914 043 1523 Bruce Jones 121 9. GTU 36. 1:48,191
22. 7 John Morton (USA)
Rick Knoop (USA)
Mazda RX-7 Racing Beat 120 DNF 9. GTO 20. 1:39,140
23. 20 Javier Garcia (USA)
Eddie Mecum, Jr. (USA)
DNS - Eddie Mecum (USA)
Pontiac Firebird C- Jack's Car Capitol 109 DNF 10. GTO 35. 1:47,462
24. 43 Paul Davey (GB)
Joe Varde (USA)
DNS - Don Walker (USA)
DNS - Bruno Beilcke (D)
BMW M1 Walker Brown Racing 104 DNF 11. GTO 30. 1:44,193
25. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 83G Chevrolet 3 Red Lobster Racing 95 DNF 5. GTP 5. 1:26,652
26. 15 John Kalagian (USA)
John Lloyd (USA)
Lola T600 Chevrolet HU4 Kalagian Ardisana 89 DNF 6. GTP 4. 1:26,090
27. 55 Diego Montoya (CO)
Garth Ullom (USA)
BMW M1 WBS59910004301040 B de T Racing 86 DNF 12. GTO 14. 1:36,261
28. 19 Jack Miller (USA)
Carlos Ramirez (USA)
Nimrod NRA/C2 Aston Martin 002 Jack Miller 81 DNF 7. GTP 13. 1:36,189
29. 17 Paul Resnick (USA)
Ron Barnaba (USA)
Steve Zwiren (USA)
Porsche 914/6 914 043 0754 Porsche Auto Recyclers 78 DNF 10. GTU 32. 1:46,342
30. 41 John Huber (USA)
Steve Potter (USA)
Chevrolet Camaro Huber-Hines Racing 77 DNF 13. GTO 22. 1:39,700
31. 95 Bob Leitzinger (USA)
Bob Criss (USA)
Datsun 280ZX Leitzinger Racing 74 DNF 11. GTU 25. 1:41,177
32. 96 Phil Byrd (USA)
Richard Silver (USA)
Porsche Carrera RSR Weld Fixturing 72 DNF 14. GTO 38. 1:51,136
33. 42 Mark Altman (USA)
Gary Altman (USA)
Porsche 911 Altman Bros Motor Racing 66 DNF 12. GTU 33. 1:47,263
34. 08 Bobby Diehl (USA)
James Woodruff (USA) - DND
Mazda RX-7 Diehl Hi-Pro Enterprises 52 DNF 13. GTU 41. no time
35. 2 Geoff Brabham (AUS)
Klaus Ludwig (D) - DNP
DNS - Tom Gloy (USA)
Ford Mustang GTP Zakspeed Roush 49 DNF 8. GTP 6. 1:27,047
36. 14 Al Holbert (USA)
Dennis Aase (USA)
March 83G Porsche 4 Holbert Racing 49 DNF 9. GTP 2. 1:25,236
37. 78 Rob Dyson (USA)
Ken Slagle (USA)
Pontiac Firebird Dyson Racing 45 DNF 15. GTO 11. 1:32,564
38. 81 Bob Speakman (USA)
Ted Schumacher (USA) - DND
Datsun Z Speakman Racing 45 DNF 14. GTU 27. 1:42,092
39. 34 George Drolsom (USA)
Bill Belles (USA) - DND
Porsche 924 Carrera Drolsom Racing 36 DNF 15. GTU 26. 1:41,684
40. 71 Jim Miller (USA)
Charles Morgan (USA) - DND
Datsun 280ZX Morgan Performance 30 DNF 16. GTU 23. 1:40,363
41. 9 Michael Oleyar (USA)
Thomas Rynone (USA) - DND
Steve Zwiren (USA) - DND
Chevrolet Corvette Michael Oleyar 11 DNF 16. GTO 40. 2:00,426
42. 06 Klaus Ludwig (D)
Tim Coconis (USA) - DND
Ford Mustang GTP Zakspeed Roush 8 DNF 10. GTP 3. 1:25,934
43. 48 Bill Miller (USA)
Jack Ries (USA) - DND
Datsun Z Bill Miller 8 DNF 17. GTU 42. no time
Did not start:
88 Ken Murray (USA)
Emory Donaldson (USA)
March 83G Chevrolet 1 Motorsport Marketing GTP 1:35,611
Did not qualify:
6 Skeeter McKitterick (USA)
Emilio de Villota (E)
Grid S1 Ford GA01 Grid Motor Racing GTP no time
21 Chris Price (USA)
Paul Gilgan (USA)
Porsche Carrera Chris Yvey GTO no time
24 M. L. Speer (USA)
Wayne Pickering (USA)
Porsche 935 JLP-2 009 00043 Pegasus III Racing GTP no time
35 Jack Griffin (USA)
Bobby Hefner (USA)
Porsche Carrera G & H Development GTO no time
39 Rainer Brezinka (CDN)
Fritz Hochreuter (CDN)
Porsche Carrera R & H Racing GTO no time
62 Bob Walters (USA)
Andrew Schaufelberger (USA)
Chevrolet Camaro Bob Walters GTO no time
80 Carson Hurley (USA)
Robert Kahn (USA)
Datsun Z Hurley Racing GTU no time

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IMSA Round: 17

3 h Daytona Finale

Eastern Airlines Daytona 3 Hours Camel GT, Daytona International Speedway Date: 27.11.1983

Started:68(GTP - 19, GTO - 25, GTU - 24)

Fastest lap:Klaus LudwigNo. 06Ford Mustang GTP1:48,36205,312 km/h(lap 20)

Pos.No.Driver / NationalityCarEntrantLapsTime/retiredPos.GroupPos.Practice
1. 14 Al Holbert (USA)
Jim Trueman (USA)
March 83G Porsche 4 Holbert Racing 91 1. GTP 1. 1:42,768
2. 5 Bob Akin (USA)
John O'Steen (USA)
Porsche 935-84 935-84 Bob Akin Motor Racing 91 2. GTP 3.
3. 15 John Kalagian (USA)
John Lloyd (USA)
Lola T600 Chevrolet HU4 John Kalagian Racing 90 3. GTP 5.
4. 25 Dave Cowart (USA)
Kenper Miller (USA)
March 83G Chevrolet 3 Red Lobster Racing 89 4. GTP 8.
5. 05 Tico Almeida (USA)
Miguel Morejon (C)
Porsche 935 M16 930 990 0032 T & R Racing 87 5. GTP 19.
6. 3 M. L. Speer (USA)
Ken Madren (USA)
March 84G Buick Turbo 2 Pegasus Racing 87 6. GTP 9.
7. 30 Gianpiero Moretti (I)
Sarel van der Merwe (ZA)
Porsche 935J 000 00012? Momo Racing 87 7. GTP 11.
8. 19 Jack Miller (USA)
Carlos Ramirez (USA)
Nimrod NRA/C2 Aston Martin 002 Performance Motorcar 84 8. GTP 24.
9. 18 "Fomfor" (ES) BMW M1 84 1. GTO 23.
10. 28 Robert Overby (USA)
DNS - P. Bell
Buick Regal 83 9. GTP 29.
11. 48 John Carusso (USA)
Phil Currin (USA)
Chevrolet Corvette 83 2. GTO 21.
12. 2 Al Leon (USA)
Art Leon (USA)
March 84G Chevrolet 1 Leon Bros Racing 83 10. GTP 10.
13. 87 John Schneider (USA)
Bruce Leven (USA)
Porsche 924 Carrera 82 1. GTU 41.
14. 4 Billy Hagan (USA)
Gene Felton (USA)
Chevrolet Camaro Stratagraph Inc. 82 3. GTO 12. 1:50,790
15. 16 Marty Hinze (USA)
Don Whittington (USA)
March 83G Chevrolet 82G-4 Marty Hinze Racing 82 11. GTP 13.
16. 38 Roger Mandeville (USA)
Amos Johnson (USA)
Mazda RX-7 Mandeville Auto Tech 81 2. GTU 42.
17. 58 Deborah Gregg (USA)
Elliot Forbes-Robinson (USA)
Porsche 924 Carrera Brumos Racing 81 3. GTU 27. 1:58,120
18. 75 Bard Boand (USA)
Richard Anderson (USA)
Chevrolet Corvette Bard Boand 81 4. GTO 35.
19. 32 George Alderman (USA)
Lew Price (USA)
Datsun 280ZX Alderman Datsun 81 4. GTU 39.
20. 37 Tom Burdsall (USA)
Peter Welter (USA)
Mazda RX-7 Burdsall-Welter Racing 81 5. GTU 50.
21. 35 Jack Griffin (USA)
Chris Price (USA)
Porsche Carrera 79 5. GTO 57.
22. 17 Al Bacon (USA) Mazda RX-7 78 DNF 6. GTU 43.
23. 46 Brian Utt (USA)
Mitchell Bender (USA)
Chevrolet Corvette 78 6. GTO 54.
24. 33 Karl Keck (USA)
Bill McDill (USA)
Chevrolet Corvette Karl Keck 78 7. GTO 31.
25. 96 Don Marsh (USA)
Ron Pawley (USA)
Kelly Marsh (USA)
Mazda RX-7 78 7. GTU 56.
26. 91 Roy Newsome (USA)
Jose Iturbide (GUA)
Russ Boy (USA)
Pontiac Firebird 77 DNF 8. GTO 37.
27. 82 George Hulse (USA) Porsche Carrera 77 9. GTO 61.
28. 90 Mike Schaefer (USA)
Tom Sheehy (USA)
Porsche 911 911 030 1263 901 Shop 77 8. GTU 52.
29. 6 A. J. Foyt (USA)
Bill Adam (CDN)
Porsche 935L 935 L Henn's Swap Shop Racing 75 12. GTP 4.
30. 9 Wayne Baker (USA)
Tom Blackaller (USA)
Jim Mullen (USA)
Porsche 935 K3 009 00030 Personalized Autohaus 75 13. GTP 6.
31. 60 Tommy Morrison (USA)
Jim Cook (USA)
Mazda RX-7 Team Morrison 75 9. GTU 47.
32. 92 Dick Greer (USA)
Ed Pimm (USA)
Mazda RX-7 Dick Greer Racing 74 DNF 10. GTU 36.
33. 69 John Hofstra (USA)
George Shafer (USA)
Porsche 911 74 11. GTU 66.
34. 86 Al Levenson (USA)
Ted Borkowski (USA)
Chevrolet Corvette 73 10. GTO 49.
35. 80 Carson Hurley (USA)
Robert Kahn (USA)
Datsun Z Hurley Racing 73 12. GTU 59.
36. 85 Richard Lloyd (GB)
John Oates
Porsche 924 Carrera Richard Lloyd 72 13. GTU 58.
37. 01 Brent O'Neill (USA)
Lyn St. James (USA)
Mercury Capri 72 11. GTO 40.
38. 20 Eddie Mecum (USA)
Eddie Mecum, Jr. (USA)
Pontiac Firebird C- Jack's Car Capitol 71 12. GTO 44.
39. 29 Scott Shadel (USA)
Michael Duncan (USA)
Chevrolet Camaro 70 13. GTO 28.
40. 68 Jack Rynerson (USA)
Chris Wilder (USA)
Porsche 911 Jack Rynerson 70 14. GTU 53.
41. 81 Bob Speakman (USA) Datsun Z 70 15. GTU 48.
42. 36 Richard Graves (USA)
Alice Graves (USA)
Porsche 914/6 69 16. GTU 63.
43. 23 Randy Lanier (USA)
Joe Varde (USA)
Porsche 935 K3 930 770 0960 65 DNF 14. GTP 17.
44. 07 Ludwig Heimrath (CDN)
Ludwig Heimrath, Jr. (CDN)
Porsche 934 Heimrath Racing 65 DNF 14. GTO 15.
45. 77 Pierre Honegger (USA)
David Loring (USA)
Mazda GTP Z & W Enterprises 64 DNF 15. GTP 25.
46. 31 Nort Northam (USA)
Ed Kuhel (USA)
Chevrolet Camaro 62 15. GTO 55.
47. 00 Ron Case (USA)
Craig Case (USA)
Porsche 911 Case Racing 58 17. GTU 65.
48. 03 Gary Brown (USA)
Sam Flippo
Porsche 911 56 DNF 18. GTU 64.
49. 06 Bobby Rahal (USA)
Klaus Ludwig (D)
Ford Mustang GTP Team Zakspeed USA 53 DNF 16. GTP 2.
50. 57 Reed Kryder (USA)
David Wietzenhof
Datsun ZX Kryderacing 49 DNF 19. GTU 68.
51. 63 Jim Downing (USA)
John Maffucci (USA)
Mazda RX-7 RGP 500 Racing 40 DNF 20. GTU 34.
52. 41 John Huber (USA)
Hugo Gralia (USA)
Chevrolet Camaro 39 DNF 16. GTO 32.
53. 09 Lance Van Every (USA)
Ash Tisdelle (USA)
Porsche Carrera RSR Van Every Racing 38 DNF 17. GTO 45.
54. 44 Sam Moses (USA) Oldsmobile Cutlass 36 DNF 17. GTP 46.
55. 27 Jim Fowells (USA) Mazda RX-7 Scuderia Rosso 34 DNF 21. GTU 62.
56. 94 Andy Swett (USA) Datsun Z 30 DNF 22. GTU 67.
57. 72 Tommy Riggins (USA) Chevrolet Camaro 22 DNF 18. GTO 16.
58. 83 Mike Gassaway (USA) Chevrolet Camaro 17 DNF 19. GTO 51.
59. 26 Tom Nehl (USA) Chevrolet Corvette Centurion Leasing 15 DNF 20. GTO 20.
60. 13 Frank Rubino (USA) Mazda RX-7 Rubino Racing 14 DNF 23. GTU 60.
61. 8 John Gunn (USA) Rondeau M382 Chevrolet 001 Walrus Racing 13 DNF 18. GTP 7.
62. 21 Jack Newsum (USA) Pontiac Firebird 11 DNF 21. GTO 18.
63. 47 Roger Bighouse (USA) Chevrolet Corvette 10 DNF 22. GTO 22.
64. 40 Uli Bieri (CDN) BMW M1 WBS59910004301225 Bieri Racing 7 DNF 23. GTO 30.
65. 34 George Drolsom (USA) Porsche 924 Carrera Drolsom Racing 7 DNF 24. GTU 33.
66. 22 George Schwarz (CDN) Pontiac Firebird Oftedahl Racing 6 DNF 24. GTO 26.
67. 88 Ken Murray (USA) March 83G Chevrolet 1 Motorsports Marketing 3 DNF 19. GTP 14.
68. 51 Joe Gonzalez (USA) Chevrolet Camaro 2 DNF 25. GTO 38.
Did not start:
84 Kerry Hitt (USA) Chevrolet Corvette Keepin Track of Vetts Magazine

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Last update: 6.1.2010