| Pos. | No. | Driver / Nationality | Car | Entrant | Laps | Time/retired | Grp Pos | Group | Grid | Qual Time |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | 6 | John Fitzpatrick (GB)
Dick Barbour (USA) |
Porsche 935 K3 000 0009 | Dick Barbour Racing | 253 | 12:00:44,771 | 1. | GTX | 1. | 2:34,053 |
| 2. | 0 | Ted Field (USA)
Danny Ongais (USA) |
Porsche 935 K3/80 000 00017 | Interscope Racing | 250 | 12:01:10,188 | 2. | GTX | 7. | 2:42,563 |
| 3. | 93 | Don Whittington (USA)
Bill Whittington (USA) Dale Whittington (USA) |
Porsche 935 K3 009 00015 | Whittington Brothers Racing | 247 | 3. | GTX | 3. | 2:36,843 | |
| 4. | 09 | John Paul (USA)
Preston Henn (USA) Al Holbert (USA) |
Porsche 935 K3 930 890 0021 | Thunderbird Swap Shop | 239 | 4. | GTX | 11. | 2:39,639 | |
| 5. | 05 | Bob Akin (USA)
Roy Woods (USA) Skeeter McKitterick (USA) |
Porsche 935 K3 009 0005 | Racing Associates | 232 | 5. | GTX | 5. | 2:41,533 | |
| 6. | 44 | Bob Tullius (USA)
Bill Adam (CDN) |
Triumph TR8 | Group 44 | 230 | 1. | GTO | 21. | 2:55,890 | |
| 7. | 9 | Bob Garretson (USA)
Bobby Rahal (USA) Kees Nierop (USA) |
Porsche 935 K3 009 00030 | Dick Barbour Racing | 227 | 6. | GTX | 6. | 2:42,169 | |
| 8. | 07 | Ludwig Heimrath (CDN)
Johnny Rutherford (USA) Carlos Moran (ES) |
Porsche 935 930 770 0958 | Ludwig Heimrath | 224 | 7. | GTX | 9. | 2:45,281 | |
| 9. | 77 | Roger Mandeville (USA)
Jim Downing (USA) Brad Frisselle (USA) |
Mazda RX-7 | Mandeville Racing | 222 | 1. | GTU | 40. | 3:02,087 | |
| 10. | 86 | Peter Gregg (USA)
Hurley Haywood (USA) Bruce Leven (USA) |
Porsche 935/77A 930 890 0018 | Bayside Disposal Racing | 220 | 8. | GTX | 2. | 2:34,792 | |
| NRF | 68 | Luis Mendez (DR)
Jaime Rodriguez (DR) Ernesto Soto (YV) |
Porsche Carrera RSR 005 0009 | Porsche Montecarlo | 216 | 2. | GTO | 24. | 2:56,630 | |
| 12. | 03 | Werner Frank (USA)
James Brolin (USA) |
Porsche 934 930 670 0162 | Toyota Village | 213 | 3. | GTO | 29. | 2:58,274 | |
| 13. | 92 | Roger Schramm (USA)
Rudy Bartling (CDN) |
Porsche Carrera RSR 911 460 0075? | Framm Promotions | 213 | 4. | GTO | 35. | 3:01,048 | |
| 14. | 95 | Mike Ramirez (PR)
Manuel Villa (PR) Luis Gordillo (PR) |
Porsche 911 | Mike Ramirez | 212 | 2. | GTU | 59. | 3:11,066 | |
| 15. | 96 | Sam Posey (USA)
George Alderman (USA) Fred Stiff (USA) |
Datsun 240Z | NTS Racing | 211 | 3. | GTU | 34. | 3:01,044 | |
| 16. | 37 | Honorato Espinosa (CO)
Jorge Cortes (CO) Francisco Lopez (CO)* |
Porsche Carrera | Botero Racing | 211 | 5. | GTO | 18. | 2:52,803 | |
| 17. | 81 | Mark Welch (USA)
Tom Winters (USA) Jim Cook (USA) |
Mazda RX-7 | Trinity Racing | 210 | 4. | GTU | 50. | 3:06,428 | |
| 18. | 34 | George Drolsom (USA)
Bill Johnson (USA) Rob Hoskins (USA) |
Porsche 911 | Drolsom Racing | 206 | 5. | GTU | 76. | no time | |
| 19. | 56 | Rick Borlase (USA)
Don Kravig (USA) Michael Hammond (USA) |
Porsche 911 | Rick Borlase | 205 | 6. | GTO | 49. | 3:06,377 | |
| 20. | 22 | Gary Hirsch (CDN)
Rainer Brezinka (CDN) Peter Aschenbrenner (CDN) |
Porsche 914/6 | R & H Racing | 205 | 6. | GTU | 71. | no time | |
| 21. | 98 | Lance Van Every (USA)
Ash Tisdelle (USA) |
Porsche Carrera RSR | Van Every Racing | 194 | 7. | GTO | 33. | 3:00,341 | |
| 22. | 90 | Bob Lee (USA)
Rick Kump (USA) Jim Leo (USA) |
AMC AMX | Bob's Speed Products | 191 | 8. | GTO | 72. | no time | |
| NRF | 54 | Tony Garcia (USA)
Albert Naon (USA) Terry Herman (USA) Alberto Vadia Jr (USA)* |
Porsche Carrera | Montura Racing | 187 | Engine | 9. | GTO | 26. | 2:57,080 |
| 24. | 87 | Klaus Bitterauf (USA)
James Moxley (USA) Vicki Smith (USA) |
Porsche 911 | Der Klaus Haus | 185 | 7. | GTU | 74. | no time | |
| 25. | 31 | Juan Lopez (DR)
Jose Arzeno (DR) Lorenzo Lamas (USA)^ |
Porsche 911 | Lopez Brothers | 179 | 8. | GTU | 60. | no time | |
| NRF | 46 | Mauricio DeNarvaez (CO)
Ricardo Londono (CO) Albert Naon (USA)* |
Porsche Carrera | de Narvaez Enterprises | 177 | 10. | GTO | 43. | 3:02,632 | |
| DNF | 30 | Gianpiero Moretti (I)
Giorgio Pianta (I) Renzo Zorzi (I) |
Porsche 935J 930 890 0014 | Electrodyne/Moretti | 176 | Engine | 9. | GTX | 4. | 2:39,759 |
| DNF | 24 | Vince DiLella (USA)
Manuel Cueto (USA) |
Porsche 914/6 | DiLella Racing | 172 | 9. | GTU | 78. | no time | |
| NC | 60 | Bill Ferran (USA)
Rusty Bond (USA) Jack Refenning (USA) |
Porsche Carrera | Bill Ferran | 172 | 11. | GTO | 30. | 2:58,623 | |
| NC | 25 | Dave Cowart (USA)
Kenper Miller (USA) Derek Bell (GB) |
BMW M1 | Red Lobster Racing | 172 | 10. | GTX | 14. | 2:47,905 | |
| DNF | 80 | Maurice Carter (CDN)
Craig Carter (USA) Murray Edwards (CDN) |
Chevrolet Camaro | All Canadian/Peerless Racing | 167 | Engine | 11. | GTX | 10. | 2:46,092 |
| NC | 49 | Warwick Henderson (AUS)
Bob Copeman (USA) John Humphreys (USA) Jerry Demele (USA)* |
Porsche Carrera | Tortilla Flats Racing | 166 | 12. | GTO | 61. | no time | |
| NC | 57 | Wayne Baker (USA)
Jeff Scott (USA) Dan Gilliland (USA) |
Porsche 914/4 | Personalized Porsche | 163 | 10. | GTU | 64. | no time | |
| NC | 78 | Bruce Nesbitt (USA)
Alan Johnson (USA) Glen R. Johnson (USA) |
Mazda RX-2 | Revolution Wheels | 162 | 11. | GTU | 63. | no time | |
| DNF | 08 | Ray Ratcliff (USA)
M. L. Speer (USA) Terry Wolters (USA) |
Porsche 911 911 030 1263 | Moran Construction | 161 | 12. | GTU | 68. | no time | |
| NC | 99 | Russ Boy (USA)
Tom Hunt (USA) Richard Forum (USA)* |
Chevrolet Corvette | National Jets | 160 | 13. | GTO | 47. | 3:05,550 | |
| DNF | 51 | Robert Kirby (USA)
Freddy Baker (USA) Michael Sherwin (USA) |
Porsche Carrera | Kirby-Hitchcock Racing | 153 | 14. | GTO | 62. | no time | |
| NC | 79 | Bob Bergstrom (USA)
Pat Bedard (USA) |
Mazda RX-7 | Sports Ltd. Racing | 148 | 13. | GTU | 38. | 3:01,472 | |
| DNF | 88 | Herb Adams (USA)
Jerry Thompson (USA) |
Pontiac Fire-Am | Herb Adams | 146 | 15. | GTO | 48. | 3:05,556 | |
| NC | 84 | Bard Boand (USA)
Robert Kivela (USA) Ray Irwin (USA) |
Chevrolet Corvette | Bard Boand Racing | 140 | 16. | GTO | 54. | 3:09,321 | |
| NC | 27 | Kenneth LaGrow (USA)
Bill Boyer (USA) Jack Turner (USA) |
Chevrolet Camaro | Holley & LaGrow | 138 | 12. | GTX | 77. | no time | |
| NC | 58 | Mandy Gonzalez (PR)
Diego Febles (PR) Chiqui Soldevilla (PR) |
Porsche 934 930 670 0161 | Coco Lopez | 135 | 17. | GTO | 19. | 2:53,328 | |
| DNF | 82 | John Casey (USA)
Steve Dietrich (USA) Lee Mueller (USA) |
Mazda RX-7 | Trinity Racing | 123 | Axle | 14. | GTU | 28. | 2:57,844 |
| DNF | 73 | Pierre Honegger (USA)
Mark Hutchins (USA) Walt Bohren (USA) |
Mazda RX-7 | Z & W Enterprises | 118 | 15. | GTU | 37. | 3:01,229 | |
| DNF | 06 | Jim Mullen (USA)
Paul Fassler (USA) Craig Siebert (USA) |
Porsche Carrera | Fassler-Mullen Racing | 108 | 18. | GTO | 41. | 3:02,181 | |
| NC | 40 | Joe Cotrone (USA)
Emory Donaldson (USA) Phil Currin (USA) |
Chevrolet Corvette | Joe Cotrone | 106 | 19. | GTO | 39. | 3:01,597 | |
| DNF | 21 | Bob Young (USA)
Bob Lazier (USA) |
Chevrolet Camaro | Oftedahl Trucking | 101 | 20. | GTO | 25. | 2:57,027 | |
| DNF | 3 | Jim Busby (USA)
Bruce Jenner (USA) Rick Knoop (USA) |
March-BMW M1 | Jim Busby Industries | 100 | Gearbox | 13. | GTX | 8. | 2:43,571 |
| DNF | 55 | Ralph Kent-Cooke (USA)
Lyn St. James (USA) |
Porsche 935 930 770 0957 | Condor Racing | 87 | Engine | 14. | GTX | 15. | 2:50,525 |
| DNF | 70 | Chris Doyle (USA)
Charles Guest (USA) Mike Meyer (USA) |
Mazda RX-7 | Chris Doyle | 87 | 16. | GTU | 51. | 3:06,861 | |
| DNF | 7 | Lou Statzer (USA)
Amos Johnson (USA) Dennis Shaw (USA) |
AMC Spirit AMX | Caribbean AMC/Jeep | 84 | Engine | 15. | GTX | 52. | 3:07,445 |
| DNF | 32 | "Jamsal" (ES)
Carlos Pineda (ES) Eduardo Barrientos (ES)^ |
Porsche Carrera | Scorpio Racing | 80 | Transmission | 21. | GTO | 42. | 3:02,359 |
| DNF | 10 | Dave Heinz (USA)
Bob Nagel (USA) |
Chevrolet Camaro | Oftedahl Trucking | 74 | Engine | 22. | GTO | 20. | 2:53,486 |
| DNF | 38 | Bonky Fernandez (PR)
Tato Ferrer (PR) Ulrich Lange (D) |
Porsche Carrera RSR 911 460 9113 | Boricua Racing | 73 | 23. | GTO | 22. | 2:56,334 | |
| DNF | 23 | Bob Zulkowski (USA)
Dennis Brisken (USA) Gary Nylander (USA) |
Porsche 914/6 | Metalcraft Racing | 73 | 17. | GTU | 70. | no time | |
| DNF | 71 | Bruce Jennings (USA)
Bill Bean (USA) Tom Ashby (USA) |
Porsche 911 | Bruce Jennings | 69 | 18. | GTU | 75. | no time | |
| DNF | 83 | David Deacon (CDN)
Peter Moennick (CDN) |
Porsche Carrera | David Deacon | 63 | Engine | 24. | GTO | 46. | 3:03,982 |
| DNF | 15 | Alf Gebhardt (USA)
Bruno Beilcke (USA) |
BMW CSL | Bavarian Motors | 63 | 25. | GTO | 53. | 3:08,566 | |
| DNF | 14 | George Garcia (USA)
Vic Shinn (USA) Daniel Vilarchao (USA) |
Chevrolet Corvette | George Garcia | 63 | 26. | GTO | 65. | no time | |
| DNF | 4 | Buzz Marcus (USA)
Bob Harmon (USA) Marty Hinze (USA) |
Porsche 935 930 890 0024 | Dick Barbour Racing | 52 | Accident | 16. | GTX | 16. | 2:50,574 |
| DNF | 13 | Randolph Townsend (USA)
John Morton (USA) Howard Meister (USA)^ |
Porsche 935 930 770 0905 | Andial Racing | 52 | 17. | GTX | 13. | 2:47,091 | |
| DNF | 35 | Del Russo Taylor (USA)
Janis Taylor (USA) Dave Cavenaugh (USA) |
Alfa Romeo Alfetta | Del Taylor | 51 | 19. | GTU | 79. | no time | |
| DNF | 50 | R. V. Shulnberg (USA)
Michael Keyser (USA) Tim Morgan (USA) |
Chevrolet Corvette | Shulnburg Scrap Metal | 49 | Engine | 18. | GTX | 17. | 2:50,854 |
| DNF | 5 | Charles Mendez (USA)
Brian Redman (GB) Paul Miller (USA) |
Porsche 935 K3 009 00016 | Racing Associates | 49 | Engine | 19. | GTX | 12. | 2:39,949 |
| DNF | 41 | Herb Jones, Jr. (USA)
Steve Faul (USA) Kent Combs (USA) |
Buick Skylark | Jones Industries Racing | 43 | Engine | 27. | GTO | 57. | 3:09,758 |
| DNF | 66 | George Shafer (USA)
Craig Shafer (USA) Al Crookston (USA) |
Datsun 240Z | George Shafer | 37 | 20. | GTU | 66. | no time | |
| DNF | 89 | Ernesto Soto (YV)
Luis Rodriguez (YV) Delfino^ |
Porsche Carrera | Hector Huerta Racing | 35 | 28. | GTO | 31. | 2:59,093 | |
| DNF | 02 | Tico Almeida (USA)
Rene Rodriguez (USA) Gabriel Riano (USA) |
Chevrolet Corvette | T & R Racing | 33 | Engine | 20. | GTX | 23. | 2:56,411 |
| DNF | 65 | Ralph Noseda (USA)
Jeff Loving (USA)^ Richard Small (USA)^ |
Chevrolet Camaro | Jeffrey Loving | 28 | 29. | GTO | 45. | 3:03,574 | |
| DNF | 48 | John Carusso (USA) | Chevrolet Corvette | Dynasales | 28 | Withdrawn | 30. | GTO | 44. | 3:02,732 |
| DNF | 12 | Ford Smith (USA)
Bruce Jernigan (USA) Jimmy Tumbleston (USA)^ |
Chevrolet Camaro | Performance Marine | 28 | Engine | 31. | GTO | 69. | no time |
| DNF | 8 | Anatoly Arutunoff (USA)
José Marina (USA)^ |
Lancia Stratos | A1 Honda | 23 | 21. | GTU | 56. | 3:09,701 | |
| DNF | 85 | John Hulen (USA)
Ron Coupland (USA) |
Porsche 914/6 | John E. Hulen | 20 | Electrics | 22. | GTU | 58. | 3:10,326 |
| DNF | 17 | Tim Chitwood (USA)
Sam Fillingham (USA)^ Vince Gimondo (USA)^ |
Chevrolet Nova | Tim Chitwood | 19 | Engine | 32. | GTO | 67. | no time |
| DNF | 28 | Robert Overby (USA)
Joseph Hamilton (USA)^ Herb Forrest (USA)^ |
Porsche 911 | Hamilton House Racing | 12 | 33. | GTO | 32. | 2:59,788 | |
| DNF | 74 | Carlos Ramirez (USA)
Neale Messina (USA)^ Chester Vincentz (USA)^ |
Mazda RX-7 | Z & W Enterprises | 8 | 23. | GTU | 73. | no time | |
| DNF | 61 | Vince Muzzin (USA)
Marcus Opie (USA)^ Tim Evans (USA)^ |
Chevrolet Corvette | Tim Morgan | 5 | Engine | 34. | GTO | 36. | 3:01,123 |
| DNF | 62 | Nobuhide Tachi (J)
Bill Koll (USA)^ Tim Sharp (USA)^ |
Dome Toyota Celica Turbo | Toms/Dome/Kegel Enterprises | 4 | Engine | 21. | GTX | 27. | 2:57,094 |
| DNF | 36 | Dave Panaccione (USA)
Ron Case (USA)^ Jack Rynerson (USA)^ |
Porsche 911 | Case Racing | 4 | 24. | GTU | 55. | 3:09,422 | |
| DNS | 47 | Terry Keller (USA)
Bob Gray (USA) Scott Chapman (USA) |
Chevrolet Corvette | Dennis Mikell | Engine | GTO | ||||
| DNS | 53T | Bruce Leven (USA)
Hurley Haywood (USA) |
Porsche 935 | Bruce Leven | Spare car | GTX | 2:55,977 | |||
| DNS | 67 | Manuel Quintana (USA)
Fernando Garcia (USA) |
Porsche 911 | Quintana Racing | Fatal accident in practice | GTU | ||||
| DNQ | 39 | Jack Ellerman (USA)
Diego Londono (CO) |
BMW 2002 | John Ellerman | GTU | |||||
| DNQ | 45 | Mark Trumbull (USA)
Peter Flanagan (USA) |
Datsun 510 | Magic Engineering | GTU | |||||
| DNA | 00 | Danny Ongais (USA)
Ted Field (USA) |
Porsche 935/77A | Interscope Racing | GTX | |||||
| DNA | 01 | H. David Redszus (USA)
Leo Franchi (USA) Merv Rosen (USA) |
BMW 2002 | Midwest BMW | GTU | |||||
| DNA | 11 | Louis Bocskai (USA)
Tony Ansley (USA) Nick Bodoki (USA) |
Datsun 240Z | Louis Bocskai | GTU | |||||
| DNA | 16 | Javier Garcia (USA)
Luis Sereix (USA) Tom Sheehy (USA) |
Chevrolet Corvette | Tony Garcia | GTO | |||||
| DNA | 18 | John Paul (USA)
Al Holbert (USA) |
Porsche 935 JLP-2 JLP-2 | J.L.P. Racing | GTX | |||||
| DNA | 19 | Cliff Gottlob (USA) | Chevrolet Corvette | Cliff Gottlob | GTO | |||||
| DNA | 20 | Stephen Bond (USA) | Chevrolet Monza | Stephen Bond | GTO | |||||
| DNA | 26 | Alejandro Cortes (USA)
Eugenio Matienzo (USA) |
Ford Mustang | BTS Racing | GTO | |||||
| DNA | 52 | Fred Snow (USA)
Tom Cripe (USA) |
Porsche 911 | Fred Snow | GTU | |||||
| DNA | 63 | Guy Thomas (USA)
Hugh Davenport (USA) |
Chevrolet Camaro | Guy Thomas | GTX | |||||
| DNA | 64 | Earle Moffitt (USA)
George Jones (USA) C. C. Canada (USA) |
Chevrolet Corvette | Ego Racing | GTO | |||||
| DNA | 75 | Dale Kreider (USA)
Billy Hagan (USA) Terry Labonte (USA) |
Chevrolet Corvette | Dale Kreider | GTO | |||||
| DNA | 76 | Al Cosentino (USA)
Bob Speakman (USA) |
Mazda RX-7 | Alfred Cosentino | GTU | |||||
| DNA | 91 | Mark Leuzinger (USA)
Mike Van der Werff (USA) |
De Tomaso Pantera | B. R. Racing | GTO | |||||
| DNA | 94 | Dale Whittington (USA)
David Hobbs (GB) |
Porsche 935/79 930 990 0028 | Whittington Brothers Racing | GTX | |||||
| DNA | 97 | Charles Gano (USA)
Lawrence P. Pleasants (USA) Nort Northam (USA) |
Chevrolet Corvette | Charles Gano | GTO |
| Winning Time: 12h00m44.771, 109.520 mph/176.255 kph |
| Fastest Lap: Bill Whittington #93 (Porsche 935K3), 2m31.000, 123.974 mph/199.516 kph |
| * Driver entered for car, but never drove it at meeting |
| ^ Driver practiced car, but did not race it |
| RES - Reserve (Practiced, on standy-by for start) |
| REE - Reserve Entry |
| DNA - Did Not Arrive |
| DNS - Did Not Start |
| DNF - Did Not Finish |
| DNP - Did Not Practice |
| NC - Not Classified |
| DSQ - Disqualified |
| NRF - Not Running At Finish |
| NAC - Not Accepted |
| REJ - Rejected (Did not pass scrutineering) |