| 1st | 51 | Stommelen / Grohs / Meister | Porsche 935 M16 | Andial Racing/Meister Homes | 1:43.104 | 1:43.1040 |
| 2nd | 00 | Field / Ongais / Minter | Porsche 935 K3/80 | Interscope Racing | 1:44.424 | 1:44.4240 |
| 3rd | 1 | Fitzpatrick / Busby / Wollek | Porsche 935 K3/80 | John Fitzpatrick Racing | 1:44.735 | 1:44.7350 |
| 4th | 0 | Field / Minter / Ongais | Porsche 935 K3/80 | Interscope Racing | 1:45.575 | 1:45.5750 |
| 5th | 6 | Merl / Mass / *Jöst | Porsche 935J | Joest Racing | 1:46.135 | 1:46.1350 |
| 6th | 86 | Haywood / Barth / Leven | Porsche 935/80 | Bayside Disposal/Brumos Racing | 1:46.322 | 1:46.3220 |
| 7th | 18 | Paul / Paul, Jr. / *Smiley | Porsche 935 JLP-2 | JLP Racing | 1:46.889 | 1:46.8890 |
| 8th | 10 | Facetti / *Finotto | Ferrari 308 GTB Turbo | Jolly Club | 1:46.914 | 1:46.9140 |
| 9th | 30 | Moretti / Mendez / DeNarvaez | Porsche 935J | Momo/Penthouse | 1:46.950 | 1:46.9500 |
| 10th | 5 | Akin / Siebert / Bell | Porsche 935 K3 | Bob Akin Motor Racing | 1:47.503 | 1:47.5030 |
| 11th | 94 | Whittington / Whittington / Whittington | Porsche 935 K3 | Whittington Brothers | 1:48.898 | 1:48.8980 |
| 12th | 3 | Patrese / Heyer / Pescarolo | Lancia Beta Montecarlo Turbo | Martini Lancia Racing | 1:49.430 | 1:49.4300 |
| 13th | 80 | Carter / Wietzes / Valentine | Chevrolet Camaro | Maurice Carter Racing | 1:50.038 | 1:50.0380 |
| 14th | 20 | Cord / Adams | Chevrolet Monza Turbo | Chris Cord Racing | 1:50.610 | 1:50.6100 |
| 15th | 4 | Alboreto / Ghinzani / Gabbiani | Lancia Beta Montecarlo Turbo | Martini Lancia Racing | 1:51.162 | 1:51.1620 |
| 16th | 09 | Henn / Bondurant / *Whittington | Porsche 935 K3 | Thunderbird Swap Shop | 1:51.167 | 1:51.1670 |
| 17th | 9 | Garretson / Rahal / Redman | Porsche 935 K3/80 | Garretson Racing/Style Auto | 1:51.259 | 1:51.2590 |
| 18th | 07 | Heimrath / Heimrath, Jr. | Porsche 935 | Heimrath Racing | 1:51.365 | 1:51.3650 |
| 19th | 44 | Labonte / Pearson / *Hagan | Chevrolet Camaro | Stratagraph | 1:53.945 | 1:53.9450 |
| 20th | 14 | Stuck / Gebhardt / Brun | BMW M1 | Bavarian Motors International | 1:54.122 | 1:54.1220 |
| 21st | 2 | Hobbs / Surer / Quester | BMW M1 | BMW Motorsport | 1:55.480 | 1:55.4800 |
| 22nd | 25 | Miller / Cowart / Londono | BMW M1 | Red Lobster Racing | 1:56.330 | 1:57.1080 |
| 23rd | 24 | Pirro / Finotto / Facetti | Lancia Beta Montecarlo Turbo | Jolly Club | 1:57.051 | 1:57.0510 |
| 24th | 65 | Adamowicz / Knoop | Ferrari 512 BB | Prancing Horse Farms Racing | 1:57.664 | 1:57.6640 |
| 25th | 84 | "Jamsal" / Barrientos / Gonzalez | Porsche 935 M16 | Scorpio Racing Team | 1:57.750 | 1:57.7500 |
| 26th | 37 | Romero / Gonzalez / Mendez | Porsche 935 M16 | Pepe Romero | 1:57.964 | 1:57.9640 |
| 27th | 11 | Holbert / Mears / Bundy | Porsche 924 Carrera GTR Turbo | Holbert Racing | 1:58.597 | 1:58.5970 |
| 28th | 40 | Bartling / Freberg / Deacon | BMW M1 | David Deacon Racing | 1:58.990 | 1:58.9900 |
| 29th | 99 | Heinz / Gleason / Cogbill / *Gassaway | Chevrolet Camaro | Gassaway/Oftedahl Racing | 1:59.782 | 1:59.7820 |
| 30th | 17 | Beilcke / König / Walch | BMW 3.5 CSL | Bavarian Motors International | 2:00.999 | 2:00.9990 |
| 31st | 82 | Bergstrom / Casey / Cook | Mazda RX-7 | Trinity Racing | 2:02.556 | 2:02.5560 |
| 32nd | 62 | Koll / Kline / McFarlin | Porsche 911 SC | Kegel Enterprises | 2:02.603 | 2:02.6030 |
| 33rd | 98 | Mueller / Rude / Martin | Mazda RX-7 | Kent Racing | 2:02.750 | 2:02.7500 |
| 34th | 7 | Bohren / Mullen / Roehrig | Mazda RX-7 | Kent Racing | 2:02.796 | 2:02.7960 |
| 35th | 54 | Garcia / Naon / Sereix | Porsche Carrera RSR | Montura Racing | 2:03.381 | 2:03.3810 |
| 36th | 04 | Almeida / Rodriguez / Morejon | Porsche Carrera RSR | T & R Racing | 2:03.462 | 2:03.4620 |
| 37th | 46 | Espinosa / DeNarvaez / Cortes | Porsche 911 Carrera RSR | DeNarvaez Ent. | 2:04.348 | 2:04.3480 |
| 38th | 78 | Howey / Wolf / Koch | Chevrolet Camaro | Wolf Engines | 2:04.465 | 2:04.4650 |
| 39th | 58 | Smith / Kendall / Earle | Porsche Carrera RSR | Charles Kendall | 2:04.642 | 2:04.6420 |
| 40th | 87 | Stone / *Beasley / *Frank | Porsche Carrera RSR | Bob Beasley | 2:05.185 | 2:05.1850 |
| 41st | 03 | Pallavicini / Sheldon / Crang | Porsche 934 | Angelo Pallavicini | 2:05.276 | 2:05.2760 |
| 42nd | 36 | Miller / Bedard / McKitterick | Porsche 924 Carrera GTR Turbo | Herman & Miller P+A | 2:05.569 | 2:05.5690 |
| 43rd | 23 | Davenport / Carney / Johnson | Datsun 280ZX | The New Raytown Datsun | 2:05.829 | 2:05.8290 |
| 44th | 66 | Dunham / Maffucci / *Barrett | Mazda RX-7 | Downing/Maffucci Racing | 2:06.115 | 2:06.1150 |
| 45th | 43 | Young / Jones / Gregg | Porsche Carrera | Bob Gregg Racing | 2:06.134 | 2:06.1340 |
| 46th | 06 | Halsmer / *Crevier / *Unser, Jr. | Ferrari 365 GTB/4 | Crevier Imports | 2:06.344 | 2:06.3440 |
| 47th | 88 | Adams / Thompson / Sherman | Chevrolet Camaro | Herb Adams VSE | 2:06.640 | 2:06.6400 |
| 48th | 19 | Van Every / Tisdelle / Bond | Porsche Carrera RSR | Van Every Racing | 2:06.685 | 2:06.6850 |
| 49th | 67 | Shaw / Whitman / Blackburn | AMC Spirit AMX | Levi's Team Highball | 2:06.703 | 2:06.7030 |
| 50th | 70 | Doyle / Phipps / Overby | Mazda RX-7 | Chris Doyle | 2:06.765 | 2:06.7650 |
| 51st | 71 | Keirn / Engle / Boand | Chevrolet Corvette | Keirn Garage | 2:07.113 | 2:07.1130 |
| 52nd | 05 | Almeida / Rodriguez / Flaquer | Porsche Carrera RSR | T & R Racing | 2:07.256 | 2:07.2560 |
| 53rd | 15 | Lutz / Boone / *White | Porsche 911 Carrera RSR | D. L. Performance Engineering | 2:07.308 | 2:07.3080 |
| 54th | 22 | Baker / Gilliland / Harmstad | Porsche 914/4 | Personalized Autohaus | 2:08.255 | 2:08.2550 |
| 55th | 55 | Mandeville / Johnson / Febles | Mazda RX-7 | Mandeville Racing Team | 2:08.774 | 2:08.7740 |
| 56th | 42 | Northam / Kuhel / Neland | Chevrolet Camaro | Mac's Bar Spec./Kend Co. | 2:08.920 | 2:08.9200 |
| 57th | 50 | Hoerr / Hoerr / Downing | Mazda RX-7 | Downing/Maffucci Racing | 2:09.683 | 2:09.6830 |
| 58th | 01 | Brunn / Kirby / Hotchkis | Porsche Carrera RSR | Kirby-Hitchcock Racing | 2:09.908 | 2:09.9080 |
| 59th | 45 | Speer / Mitchell / Ratcliff | Porsche 914/6 | Autosport Technology | 2:10.885 | 2:10.8850 |
| 60th | 57 | Scott / Goodell / Bruckmann | Porsche 914/6 | Personalized Autohaus | 2:10.933 | 2:10.9330 |
| 61st | 60 | Smith / Miller / Lee | AMC AMX | Bob's Speed Products | 2:11.239 | 2:11.2390 |
| 62nd | 27 | Southard / Kjoller / Kjoller | Porsche Carrera | Southard Motor Racing | 2:11.318 | 2:11.3180 |
| 63rd | 34 | Drolsom / Hoskins / Johnson | Porsche 911 Carrera | Drolsom Racing | 2:11.520 | 2:11.5200 |
| 64th | 81 | Winters / Dietrich / Alsop | Mazda RX-7 | Trinity Racing | 2:12.007 | 2:12.0070 |
| 65th | 33 | Zitza / Zitza / Dube | Porsche 914/6 | Zotz Garage | 2:12.135 | 2:12.1350 |
| 66th | 38 | Case / Panaccione / Tilton | Porsche 911 | Case Racing | 2:12.256 | 2:12.2560 |
| 67th | 49 | Speakman / *Cosentino | Mazda RX-7 | Faza Squadra | 2:12.418 | 2:12.4180 |
| 68th | 16 | Burt / Grunnet / Paquette | Mazda RX-7 | Corp Racing Ltd. | 2:13.604 | 2:13.6040 |
| 69th | 52 | Cripe / Gauthier / Swanson | Porsche 911 | Beach Ball Racing | 2:13.692 | 2:13.6920 |
| 70th | 75 | Vermeersch / Joosen / Libert | Mazda RX-7 | Z&W Enterprises | 2:17.093 | 2:17.0930 |