| Pos. | No. | Driver / Nationality | Car | Entrant | Laps | Time/retired | Grp Pos | Group | Grid | Qual Time |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. | 2 | Reinhold Jöst (D)
Rolf Stommelen (D) Volkert Merl (D) |
Porsche 935J 930 890 0014 | LM Jöst Racing | 715 | 24:01:13,330 | 1. | GTX | 2. | 1:45,389 |
| 2. | 09 | John Paul (USA)
Al Holbert (USA) Preston Henn (USA)^ |
Porsche 935 K3 930 890 0021 | Preston Henn | 682 | 24:01:13,469 | 2. | GTX | 13. | 1:53,436 |
| 3. | 0 | Ted Field (USA)
Danny Ongais (USA) Milt Minter (USA) |
Porsche 935 K3/80 000 00017 | Interscope Racing | 664 | 3. | GTX | 8. | 1:51,021 | |
| 4. | 80 | Maurice Carter (CDN)
Craig Carter (USA) Murray Edwards (CDN) |
Chevrolet Camaro | All-Canadian Racing | 639 | 4. | GTX | 9. | 1:51,296 | |
| 5. | 62 | Bill Koll (USA)
Jim Cook (USA) Greg LaCava (USA) |
Porsche 914/6 | Koll Motor Sports | 632 | 1. | GTU | 48. | 2:07,322 | |
| 6. | 54 | Tony Garcia (USA)
Alberto Vadia (USA) Terry Herman (USA) |
Porsche Carrera RSR | Montura Racing | 630 | 1. | GTO | 40. | 2:05,078 | |
| 7. | 46 | Mauricio DeNarvaez (CO)
Albert Naon (USA) Ricardo Londono (CO) |
Porsche Carrera | de Narvaez Enterprises | 629 | 2. | GTO | 28. | 2:01,335 | |
| 8. | 77 | Roger Mandeville (USA)
Jim Downing (USA) Brad Frisselle (USA) |
Mazda RX-7 | Mandeville Racing | 618 | 2. | GTU | 38. | 2:04,874 | |
| 9. | 9 | Skeeter McKitterick (USA)
Bob Garretson (USA) Anny-Charlotte Verney (F) |
Porsche 935 009 00030 | Dick Barbour | 599 | 5. | GTX | 12. | 1:53,328 | |
| 10. | 4 | Carlo Facetti (I)
Martino Finotto (I) Gianfranco Ricci (I)^ |
Lancia Beta Montecarlo '79 car | Jolly Club | 597 | 6. | GTX | 16. | 1:54,971 | |
| 11. | 59 | Peter Gregg (USA)
Hurley Haywood (USA) Bruce Leven (USA) |
Porsche 935/79 930 990 0030 | Brumos Porsche | 584 | 7. | GTX | 4. | 1:48,024 | |
| 12. | 73 | Mark Hutchins (USA)
Pierre Honegger (USA) Fred Apgar (USA) |
Mazda RX-7 | Z & W Enterprises | 546 | 3. | GTU | 43. | 2:05,801 | |
| 13. | 89 | Francisco Romero (YV)
Jean-Paul Libert (B) Ernesto Soto (YV) Chip Ganassi (USA)* |
Porsche Carrera | Hector Huerta | 544 | 3. | GTO | 37. | 2:04,840 | |
| NRF | 65 | John Morton (USA)
Tony Adamowicz (USA) Bob Bondurant (USA)* |
Ferrari 365 GTB/4 16407 | Nicholas/McRoberts | 539 | Stub axle | 4. | GTO | 29. | 2:01,540 |
| 15. | 78 | Robert Giesel (USA)
Bruce Nesbitt (USA) Alan Johnson (USA) |
Mazda RX-2 | Revolution Wheels | 533 | 4. | GTU | 59. | 2:11,990 | |
| NRF | 93 | Bill Whittington (USA)
Don Whittington (USA) Dale Whittington (USA) |
Porsche 935 K3 009 00015 | Whittington Brothers | 509 | DSQ - assistance | 8. | GTX | 1. | 1:44,110 |
| NC | 81 | Lyn St. James (USA)
Mark Welch (USA) Tom Winters (USA) John Casey (USA)* Steve Dietrich (USA)* |
Mazda RX-7 | Trinity Racing | 498 | 5. | GTU | 72. | no time | |
| NC | 08 | M. L. Speer (USA)
Ray Ratcliff (USA) Terry Wolters (USA) |
Porsche 911 911 030 1263 | Moran Construction | 489 | 6. | GTU | 57. | 2:10,646 | |
| NC | 57 | Wayne Baker (USA)
Dan Gilliland (USA) Jeff Scott (USA) |
Porsche 914/4 | Personalized Autohaus | 486 | 7. | GTU | 67. | no time | |
| NC | 82 | John Casey (USA)
Steve Dietrich (USA) Lee Mueller (USA) Mark Welch (USA)* |
Mazda RX-7 | Trinity Racing | 483 | 8. | GTU | 45. | 2:06,322 | |
| NC | 10 | Dave Heinz (USA)
Gerry Wellik (USA) Bob Young (USA) |
Chevrolet Camaro | Gordon Oftedahl | 476 | 5. | GTO | 25. | 1:59,884 | |
| NC | 22 | Volker Bruckmann (USA)
David Goodell (USA) Rug Cunningham (USA) Margie Smith-Haas (USA)* |
Porsche Carrera | Volker Bruckmann | 464 | 6. | GTO | 55. | 2:10,434 | |
| NC | 37 | Honorato Espinosa (CO)
Jorge Cortes (CO) Francisco Lopez (CO) |
Porsche Carrera | Luis Botero | 457 | 7. | GTO | 35. | 2:03,727 | |
| DNF | 39 | Allan Moffat (AUS)
Amos Johnson (USA) Stu Fisher (USA) Brad Frisselle (USA)^ Tom Walkinshaw (GB)* |
Mazda RX-7 | JLC Racing | 440 | 9. | GTU | 42. | 2:05,427 | |
| DNF | 28 | Tom Nehl (USA)
Peter Kirill (USA) Kathy Rude (USA) |
Chevrolet Camaro | Tom Nehl | 435 | Engine | 8. | GTO | 64. | no time |
| DNF | 68 | Luis Mendez (DR)
Tico Almeida (USA) Rene Rodriguez (USA) |
Porsche Carrera RSR 005 0009 | Almeida/Rodriguez | 423 | 9. | GTO | 41. | 2:05,298 | |
| NC | 15 | Alf Gebhardt (USA)
Bruno Beilcke (USA) Helmut Trieb (D)^ |
BMW CSL | Bavarian Motors International | 420 | 10. | GTO | 50. | 2:07,789 | |
| NC | 92 | Don Cummings (USA)
Guido Levetto (USA) |
Shelby GT350 | Don Cummings | 410 | 11. | GTO | 66. | no time | |
| NC | 6 | John Fitzpatrick (GB)
Manfred Schurti (FL) Dick Barbour (USA) Anny-Charlotte Verney (F)* |
Porsche 935 K3 000 0009 | Dick Barbour Racing | 405 | 9. | GTX | 3. | 1:46,009 | |
| DNF | 71 | Philip Keirn (USA)
Larry Trotter (USA) Ed Errington (USA) |
Chevrolet Corvette | Philip Keirn | 402 | 12. | GTO | 51. | 2:07,932 | |
| NC | 76 | Joe Chamberlain (USA)
John Chamberlain (USA) Richard Valentine (USA) |
Chevrolet Corvette | USA Racing | 393 | 10. | GTX | 39. | 2:05,062 | |
| DNF | 85 | David Deacon (CDN)
Peter Moennick (CDN) Jacques Bienvenue (CDN) |
Porsche Carrera | David Deacon | 375 | Gearbox | 13. | GTO | 60. | 2:12,194 |
| NC | 06 | Joe DiBattista (USA)
Tom Ciccone (USA) Alan Howes (USA) |
Porsche 911 | Intrepid Design | 358 | 10. | GTU | 62. | no time | |
| DNF | 79 | Bob Bergstrom (USA)
Pat Bedard (USA) |
Mazda RX-7 | Sports Ltd. Racing | 355 | 11. | GTU | 47. | 2:07,188 | |
| NC | 56 | Rick Borlase (USA)
Don Kravig (USA) Michael Hammond (USA) |
Porsche 911 | Rick Borlase | 348 | 14. | GTO | 52. | 2:08,776 | |
| DNF | 69 | Preston Henn (USA)
Pierre Dieudonné (B) John Paul Jr (USA)^ |
Ferrari 512 BB 26683 | Preston Henn | 341 | 11. | GTX | 23. | 1:59,403 | |
| DNF | 24 | Jack Refenning (USA)
Ray Mummery (USA) Ren Tilton (USA) |
Porsche 934 | Glen Kolil | 337 | Accident | 15. | GTO | 26. | 1:59,931 |
| DNF | 52 | Joseph Hamilton (USA)
Tom Cripe (USA) Fred Snow (USA) |
Porsche 911 | Fred Snow | 301 | Accident | 12. | GTU | 63. | no time |
| DNF | 5 | Charles Mendez (USA)
Brian Redman (GB) Paul Miller (USA) |
Porsche 935 K3 009 00016 | Racing Associates Inc. | 290 | Accident | 12. | GTX | 20. | 1:57,675 |
| DNF | 96 | Bob Earl (USA)
William Coykendall (USA) Fred Stiff (USA) |
Datsun 240Z | NTS Racing | 281 | Engine | 13. | GTU | 65. | no time |
| DNF | 42 | Dick Neland (USA)
Bill Ferran (USA) Joe Cotrone (USA) |
Chevrolet Camaro | Dick Neland | 270 | 16. | GTO | 56. | 2:10,633 | |
| DNF | 95 | Mike Ramirez (PR)
Manuel Villa (PR) Luis Gordillo (PR) |
Porsche 911 | Mike Ramirez | 263 | Engine | 14. | GTU | 71. | no time |
| DNF | 11 | Michael Korten (D)
Patrick Neve (B) Ian Grob (GB) |
March-BMW M1 | March Racing | 260 | Drive shaft | 13. | GTX | 17. | 1:54,978 |
| DNF | 70 | Chris Doyle (USA)
Charles Guest (USA) Mike Meyer (USA) |
Mazda RX-7 | Chris Doyle | 250 | 15. | GTU | 58. | 2:10,719 | |
| DNF | 13 | Elliot Forbes-Robinson (USA)
Randolph Townsend (USA) Howard Meister (USA) |
Porsche 935 930 770 0905 | Andial Meister Racing | 233 | Engine | 14. | GTX | 7. | 1:49,954 |
| DNF | 32 | "Jamsal" (ES)
Carlos Pineda (ES) Eduardo Barrientos (ES) |
Porsche Carrera | Scorpio Racing | 233 | 17. | GTO | 49. | 2:07,377 | |
| DNF | 25 | Kenper Miller (USA)
Dave Cowart (USA) Christine Beckers (B) |
BMW M1 | Deren Automotive | 222 | Accident | 15. | GTX | 21. | 1:57,965 |
| DNF | 55 | Ralph Kent-Cooke (USA)
Gérard Bleynie (F) Claude Ballot-Léna (F) |
Porsche 935 930 770 0957 | Condor Racing | 217 | Ignition | 16. | GTX | 14. | 1:54,294 |
| DNF | 38 | Bonky Fernandez (PR)
Tato Ferrer (PR) Kees Nierop (USA) |
Porsche Carrera RSR 911 460 9113 | Boricua Racing | 211 | Engine | 18. | GTO | 36. | 2:04,194 |
| DNF | 19 | Chris Cord (USA)
Jim Adams (USA) Dick Ferguson (USA)^ |
Chevrolet Monza DeKon 1011 | Chris Cord | 188 | Engine | 17. | GTX | 10. | 1:53,279 |
| DNF | 94 | Dale Whittington (USA)
Axel Plankenhorn (D) |
Porsche 935/79 930 990 0028 | Whittington Brothers | 179 | Engine | 18. | GTX | 5. | 1:49,514 |
| DNF | 44 | Bob Tullius (USA)
John McComb (USA) John Kelly (USA) |
Triumph TR8 | Group 44 | 171 | Gearbox | 19. | GTO | 27. | 2:00,945 |
| DNF | 75 | Dale Kreider (USA)
Billy Hagan (USA) Stephen Bond (USA) |
Chevrolet Corvette | Dale Kreider | 170 | 20. | GTO | 33. | 2:03,281 | |
| DNF | 05 | Bob Akin (USA)
Roy Woods (USA) Bobby Rahal (USA) |
Porsche 935 K3 009 0005 | Racing Associates | 156 | Engine | 19. | GTX | 19. | 1:57,171 |
| DNF | 51 | Robert Kirby (USA)
John Hotchkis (USA) John Hotchkis, Jr. (USA) Bob Harmon (USA)* |
Porsche Carrera | Kirby/Hitchcock | 147 | 21. | GTO | 61. | no time | |
| DNF | 3 | Jim Busby (USA)
Bruce Jenner (USA) Rick Knoop (USA) |
March-BMW M1 | Jim Busby | 139 | Drive shaft | 20. | GTX | 18. | 1:56,659 |
| DNF | 23 | Don Devendorf (USA)
Dick Davenport (USA) Frank Carney (USA) |
Datsun 280ZX | Frank Carney | 109 | Engine | 16. | GTU | 34. | 2:03,545 |
| NC | 99 | Phil Currin (USA) | Chevrolet Corvette | Kal Showket | 89 | 22. | GTO | 22. | 1:58,757 | |
| DNF | 30 | Gianpiero Moretti (I)
Fernando Cazzaniga (I)^ Bruce Canepa (USA)^ Giorgio Schoen (I)* Mario Casoni (I)* |
Porsche 935J 930 990 0032 | Electrodyne/Moretti | 72 | 21. | GTX | 11. | 1:52,819 | |
| DNF | 58 | Diego Febles (PR)
Chiqui Soldevilla (PR)^ Mandy Gonzalez (PR)^ |
Porsche Carrera | Coco Lopez | 60 | Oil leak | 23. | GTO | 44. | 2:06,192 |
| DNF | 16 | Kim Mason (USA)
Don Yenko (USA)^ Jerry Thompson (USA)^ |
Chevrolet Corvette | Don Yenko | 56 | 24. | GTO | 53. | 2:09,472 | |
| DNF | 17 | Walt Bohren (USA)
Dennis Aase (USA)^ Jeff Kline (USA)^ |
Mazda RX-7 | Racing Beat | 51 | 17. | GTU | 30. | 2:02,323 | |
| DNF | 03 | Werner Frank (USA)
Rudy Bartling (CDN)^ Angelo Pallavicini (CH)^ |
Porsche 934 930 670 0162 | Werner Frank | 51 | 25. | GTO | 31. | 2:03,043 | |
| DNF | 83 | Harro Zitza (USA)
John Belperche (USA)^ Doug Zitza (USA)^ |
Porsche 914/6 | Zotz Garage | 44 | 18. | GTU | 68. | no time | |
| DNF | 63 | Nort Northam (USA)
Hugh Davenport (USA) Guy Thomas (USA)^ |
Chevrolet Camaro | Guy Thomas | 29 | 22. | GTX | 70. | no time | |
| DNF | 07 | Ludwig Heimrath (CDN)
Carlos Moran (ES)^ Johnny Rutherford (USA)^ Ludwig Heimrath Jr (CDN) |
Porsche 935 930 770 0958 | Ludwig Heimrath | 24 | Engine | 23. | GTX | 6. | 1:49,711 |
| DNF | 18 | Anatoly Arutunoff (USA)
José Marina (USA)^ George Drolsom (USA)^ |
Lancia Stratos | Anatoly Arutunoff | 20 | Engine | 19. | GTU | 69. | no time |
| DNS | 88 | DNS - Herb Adams (USA)
DNS - Kenny Roberts (USA) DNS - Walker Evans (USA) |
Pontiac Firebird Fire-Am | Herb Adams | 0 | Engine | 26. | GTO | 54. | 2:10,399 |
| DNS | 00 | Ted Field (USA)
Danny Ongais (USA) Milt Minter (USA) |
Porsche 935/77A | Interscope Racing | Drove no.0 | GTX | 15. | 1:54,878 | ||
| DNS | 8 | Bob Beasley (USA)
Chuck Grantham (USA) George Stone (USA) |
Porsche Carrera | Bob Beasley | GTO | 32. | 2:03,154 | |||
| DNS | 12 | Sidney Smith (USA)
Tommy Johnson (USA) Karl Schoepflin (USA) |
Porsche 914/6 | Sidney Smith | Clutch | GTU | ||||
| DNS | 14 | Pierre Dieudonné (B)
Jorge Koechlin (PE) Leon Walger (RA) Frank Branante (USA)* |
Porsche 935 | Stanton/Barbour | Engine | GTX | 24. | 1:59,497 | ||
| DNS | 91 | Kerry Mitt (USA)
Richard Valentine (USA) Bob Pearl (USA) |
Chevrolet Corvette | USA Racing | GTX | |||||
| DNS | 98 | Lance Van Every (USA)
Ash Tisdelle (USA) Bill Johnson (USA) |
Porsche Carrera RSR | Van Every Racing | Accident | GTO | 46. | 2:07,033 | ||
| DNA | 01 | J. Kurt Roehrig (USA)
Francois Laurin (CDN) Dave White (USA) |
BMW 320i | J. Kurt Roehrig | GTU | |||||
| DNA | 7 | Tim Chitwood (USA)
Sam Fillingham (USA) |
Chevrolet Nova | Chitwood Racing | GTO | |||||
| DNA | 31 | Javier Garcia (USA)
Luis Sereix (USA) Tom Sheehy (USA) |
Chevrolet Corvette | Tony Garcia | GTX | |||||
| DNA | 33 | Richard Aten (USA)
Peter Welter (USA) Jack Refenning (USA) |
Porsche 911 | Richard Aten | GTU | |||||
| DNA | 34 | George Drolsom (USA)
G. H. Sharp (USA) Fred Clark (USA) |
Porsche 911 | Drolsom Racing | GTU | |||||
| DNA | 35 | Del Russo Taylor (USA)
Rex Ramsey (USA) Vic Provenzano (USA) |
Alfa Romeo Alfetta GTV | Janis Taylor | GTU | |||||
| DNA | 36 | Ron Case (USA)
Dave Panaccione (USA) |
Porsche 911 | Case Racing | GTU | |||||
| DNA | 41 | Bill Craine (USA)
Al James (USA) Ted Mathey (USA) |
Chevrolet Corvette | Bill Craine | GTO | |||||
| DNA | 45 | Bob Gregg (USA)
Len Jones (USA) Joe Varde (USA) |
Porsche 911 | Bob Gregg | GTO | |||||
| DNA | 47 | Bill Shaw (USA)
Bud Cashen (USA) Nort Northam (USA) |
Honda Civic | William L. Shaw | GTX | |||||
| DNA | 49 | Warwick Henderson (AUS)
Jerry Demele (USA) Bob Copeman (USA) |
Porsche 911 | Tortilla Flats Racing | GTO | |||||
| DNA | 50 | Paul Fassler (USA)
Jim Mullen (USA) Craig Siebert (USA) |
Porsche Carrera | Fassler/Mullen | GTO | |||||
| DNA | 60 | Bob Speakman (USA)
Al Cosentino (USA) |
Mazda RX-7 | Alfred Cosentino | GTU | |||||
| DNA | 61 | Bob Speakman (USA)
Al Cosentino (USA) |
Mazda RX-7 | Alfred Cosentino | GTU | |||||
| DNA | 64 | C. C. Canada (USA)
Russ Boykin (USA) Graham Shaw (USA) |
Chevrolet Camaro | C. C. Canada | GTO | |||||
| DNA | 66 | Richard Chrysler (USA)
David Draper (USA) Lowell James (USA) |
Chevrolet Camaro | Cars and Concepts | GTO | |||||
| DNA | 72 | Earle Moffitt (USA)
George Jones (USA) William Wessel (USA) |
Chevrolet Camaro | Ego Racing | GTX | |||||
| DNA | 74 | Chester Vincentz (USA)
Fred Apgar (USA) Carlos Ramirez (USA) |
Mazda RX-7 | Z & W Enterprises | GTU | |||||
| DNA | 86 | John Hulen (USA)
Ron Coupland (USA) |
Porsche 914/6 | John E. Hulen | GTU | |||||
| DNA | 90 | Bob Lee (USA)
Rick Kump (USA) |
AMC AMX | Bob's Speed Products | GTO | |||||
| DNA | 97 | Charles Gano (USA)
Lawrence P. Pleasants (USA) Mike Williamson (USA) |
Chevrolet Corvette | Charles Gano | GTO |
| Winning Time: 24h01m13.33, 114.303 mph/183.953 kph |
| Fastest Lap: Bill Whittington #93 (Porsche 935K3), 1m47.964, 128.043 mph/206.064 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) |