| 1st | 6 | Wollek / Ballot-Léna / Henn / Foyt | Porsche 935 L | Henn's Swap Shop Racing | 1:42.155 | 1:42.1550 |
| 2nd | 0 | Field / Whittington / *Ongais | Lola T600 Chevrolet Turbo | Interscope Racing | 1:42.554 | 1:42.5540 |
| 3rd | 1 | Paul, Jr. / Rodriguez / Castellano | Porsche 935 JLP-3 | JLP Racing | 1:46.345 | 1:46.3450 |
| 4th | 47 | Rubino / Romero / Bundy / Whittington | Porsche 935 M16 | Frank Rubino | 1:46.976 | 1:46.9760 |
| 5th | 5 | Akin / O'Steen / *Whittington | Porsche 935 K3/80 | Bob Akin Motor Racing | 1:47.140 | 1:47.1400 |
| 6th | 86 | Haywood / Leven / Holbert | Porsche 935/80 | Bayside Disposal Racing | 1:47.929 | 1:47.9290 |
| 7th | 44 | Tullius / Adam / Bedard | Jaguar XJR-5 | Group 44 | 1:49.323 | 1:49.3230 |
| 8th | 21 | St. James / Graham / Olson | Nimrod NRA/C2 Aston Martin | Nimrod Racing | 1:49.396 | 1:49.3960 |
| 9th | 10 | Kent-Cooke / Adams / Bright / *Leung | Lola T600 Chevrolet | Cooke Racing | 1:49.998 | 1:49.9980 |
| 10th | 11 | Foyt / Waltrip / Maldonado / *Needell | Nimrod NRA/C2 Aston Martin | Nimrod Racing | 1:50.000 | 1:50.0000 |
| 11th | 00 | Field / Ongais / Whittington | Lola T600 Chevrolet | Interscope Racing | 1:50.524 | 1:50.5240 |
| 12th | 45 | Felton / Williams / Frink | Chevrolet Camaro | Stratagraph Inc. | 1:50.593 | 1:50.5930 |
| 13th | 4 | Hagan / Labonte / Frink | Chevrolet Camaro | Stratagraph Inc. | 1:50.742 | 1:50.7420 |
| 14th | 28 | Adams / Martin / Ruttman / Emanuelson / *Meldeau | Avanti II | Avanti | 1:51.477 | 1:51.4770 |
| 15th | 88 | Wolters / Lanier / Hinze / *Murray | March 83G Chevrolet | Motorsports Marketing | 1:51.524 | 1:51.5240 |
| 16th | 24 | Speer / Madren / Ratcliff | Porsche 935 JLP-2 | Pegasus III Racing | 1:51.945 | 1:51.9450 |
| 17th | 14 | Raub / Moses / Shafer | Pontiac Firebird | Oftedahl Racing | 1:53.179 | 1:53.1790 |
| 18th | 13 | Eitel / Brummer / Pate | Pontiac Firebird | Gordon Oftedahl | 1:53.658 | 1:53.6580 |
| 19th | 2 | Marty Hinze | Porsche 935 | Hinze Fencing | 1:54.289 | 1:54.2890 |
| 20th | 26 | Nehl / Silcox / Valentine | Chevrolet Camaro | Auriga Racing | 1:54.340 | 1:54.3400 |
| 21st | 65 | Baird / Mead / Pumpelly | Ferrari 512 BB | Prancing Horse Fram Racing | 1:55.925 | 1:55.9250 |
| 22nd | 04 | Canary / Libert / Witmeur / *Carmillet | Pontiac Firebird | Paul Canary Racing | 1:56.064 | 1:56.0640 |
| 23rd | 07 | Heimrath / Heimrath, Jr. | Porsche 934 | Heimrath Racing | 1:56.379 | 1:56.3790 |
| 24th | 7 | Halsmer / Reed / Knoop | Mazda RX-7 | Racing Beat | 1:56.421 | 1:56.4210 |
| 25th | 55 | Montoya / Herman / Garcia | BMW M1 | B de T Racing | 1:57.202 | 1:57.2020 |
| 26th | 84 | Donaldson / Pope / Murray | Chevrolet Camaro | Motorsport Marketing | 1:57.527 | 1:57.5270 |
| 27th | 43 | Richardson / Young / *Gregg | Chevrolet Camaro | Bob Gregg Racing | 1:57.779 | 1:57.7790 |
| 28th | 03 | Pallavicini / Frank | Porsche 935 | Angelo Pallavicini | 1:58.273 | 1:58.2730 |
| 29th | 85 | Lloyd / Drolsom / Palmer | Porsche 924 Carrera | Richard Lloyd | 1:58.274 | 1:58.2740 |
| 30th | 36 | Miller / Busby / Grable | Porsche 924 Carrera | Herman & Miller P & A | 1:58.742 | 1:58.7420 |
| 31st | 61 | O'Neill / Courtney / Sereix | Chevrolet Monza | Vista Racing | 1:59.081 | 1:59.0810 |
| 32nd | 77 | Bohren / Honegger / Palmer | Mazda GTP | Z & W Enterprises | 1:59.656 | 1:59.6560 |
| 33rd | 40 | Bieri / Gysler / Hubbard | BMW M1 | Bieri Racing | 2:00.920 | 2:00.9200 |
| 34th | 92 | Mueller / McDonough / Visger | Mazda RX-7 | Kent Racing | 2:01.367 | 2:01.3670 |
| 35th | 58 | Rude / Gregg / Henn | Porsche 924 Carrera | Brumos Racing | 2:01.480 | 2:01.4800 |
| 36th | 05 | Almeida / Morejon / Soto | Porsche Carrera RSR | T & R Racing | 2:02.315 | 2:02.3150 |
| 37th | 41 | Schmidt / Schmidt | Chevrolet Corvette | Starved Rock Lodge | 2:02.428 | 2:02.4280 |
| 38th | 75 | Boand / Anderson / Stephens | Chevrolet Corvette | Bard Boand | 2:02.713 | 2:02.7130 |
| 39th | 98 | Aase / Unser, Jr. / Chandler | Toyota Celica | All American Racers | 2:02.764 | 2:02.7640 |
| 40th | 29 | Overby / Doyle / Bell | Chevrolet Camaro | Overby's | 2:02.854 | 2:02.8540 |
| 41st | 8 | Paul / *Currin | Porsche 935 JLP-4 | JLP Racing | 2:03.053 | 2:03.0530 |
| 42nd | 63 | Downing / Maffucci / Potter | Mazda RX-7 | RGP 500 Racing | 2:03.563 | 2:03.5630 |
| 43rd | 66 | Dunham / Kline / Compton | Mazda RX-7 | Mike Meyer Racing | 2:03.603 | 2:03.6030 |
| 44th | 19 | Van Every / *Tisdelle | Porsche Carrera RSR | Van Every Racing | 2:03.708 | 2:03.7080 |
| 45th | 87 | Beasley / Ashford / *Lewis | Porsche Carrera RSR | Bob Beasley | 2:03.942 | 2:03.9420 |
| 46th | 64 | Hulen / Coupland / Speakman | Porsche Carrera RSR | John Hulen | 2:04.146 | 2:04.1460 |
| 47th | 82 | Varde / Casey / *Baldwin | Mazda RX-7 | Trinity Racing | 2:04.274 | 2:04.2740 |
| 48th | 74 | Taylor / Angus / Dassinger | Chevron GTP Buick | Mark Wagoner | 2:04.343 | 2:04.3430 |
| 49th | 01 | Morton / Klausler / Bucknum | Ford Mustang | Marketing Corporation | 2:04.450 | 2:04.4500 |
| 50th | 49 | Overbagh / Kirill / Price | Chevrolet Monza | OMR Engines | 2:04.482 | 2:04.4820 |
| 51st | 81 | Whitaker / McDill / Keck | Chevrolet Camaro | Robert Whitaker | 2:04.513 | 2:04.5130 |
| 52nd | 9 | Baker / Mullen / Garretson | Porsche 934 | Personalized Autohaus | 2:04.892 | 2:04.8920 |
| 53rd | 38 | Mandeville / Johnson / Smith | Mazda RX-7 | Mandeville Auto/Tech | 2:04.990 | no time |
| 54th | 51 | Carmean / Herman / Finger | Mazda RX-7 | Red Roof Inns | 2:05.105 | 2:05.1050 |
| 55th | 09 | Ciccone / *Shinn / *Cogbill, Sr. | Chevrolet Camaro | Mark Gassaway | 2:05.479 | 2:05.4790 |
| 56th | 02 | Minter / Bucknum | Ford Mustang | Marketing Corp. of America | 2:05.559 | 2:05.5590 |
| 57th | 35 | Gilgan / Leon / Pickering | Porsche Carrera RSR | Pegasus Racing | 2:05.642 | 2:05.6420 |
| 58th | 99 | Hackman / Sekiya / Hoshino | Toyota Celica | All American Racers | 2:05.666 | 2:05.6660 |
| 59th | 50 | Febles / Fonseca / Valverde | Porsche Carrera RSR | Latino Racing | 2:05.887 | 2:05.8870 |
| 60th | 15 | Lutz / Panaccione / Connor / Prego | Porsche 911 Carrera RSR | D & L Performance | 2:05.906 | 2:05.9060 |
| 61st | 37 | Burdsall / Welter / Bacon | Mazda RX-7 | Burdsall-Welter Racing | 2:06.018 | 2:06.0180 |
| 62nd | 71 | Morgan / Johnson / Miller | Datsun 280ZX | Morgan Performance Group | 2:06.217 | 2:06.2170 |
| 63rd | 79 | Winters / Bergstrom / Dawe | Porsche 924 Carrera GTR | Whitehall Promotions | 2:06.382 | 2:06.3820 |
| 64th | 97 | Dallenbach, Jr. / Ribbs / Ganz | Toyota Celica | All American Racers | 2:06.475 | 2:06.4750 |
| 65th | 31 | Kreider / Neland / *Kuhel | Chevrolet Camaro | Kendco | 2:06.901 | 2:06.9010 |
| 66th | 83 | Gassaway / Smith, Sr. / Cogbill, Sr. / Cogbill | Chevrolet Camaro | Thomas T. Ciccone | 2:06.934 | 2:06.9340 |
| 67th | 67 | Forbes-Robinson / Witzenburg / Swan / *Petty | Pontiac Firebird | Trans Am Specialtes | 2:07.185 | 2:07.1850 |
| 68th | 60 | Dietrich / Ivey / Cook | Mazda RX-7 | Team Morrison | 2:07.930 | 2:07.9300 |
| 69th | 89 | "Jamsal" / Galdamez / Barrientos | Porsche Carrera RSR | Taca El Salvador | 2:08.415 | 2:08.4150 |
| 70th | 27 | Fowells / Mummery / Sheehy | Mazda RX-7 | Scuderia Rosso | 2:08.558 | 2:08.5580 |
| 71st | 90 | Schaefer / Refenning / Belperche / Zitza | Porsche 911 | 901 Shop | 2:10.076 | 2:10.0760 |
| 72nd | 06 | Diehl / Newsome | Mazda RX-7 | Bobby Diehl | 2:11.342 | 2:11.3420 |
| 73rd | 32 | Cline / Romano / Powell | Mazda RX-7 | Richard Cline | 2:11.500 | 2:11.5000 |
| 74th | 42 | Bean / Cason / Wonzer | Porsche 911 | Gary Wonzer | 2:12.364 | 2:12.3640 |
| 75th | 30 | Rynerson / Case | Porsche 911 | Case Racing | 2:14.204 | 2:14.2040 |
| 76th | 78 | Bitterauf / Smith / Flanders | Porsche 911 | Der Klaus Haus | 2:14.843 | 2:14.8430 |
| 77th | 52 | Cripe / Gauthier / Duncan / Swanson | Porsche 911 | TFC Racing | 2:15.790 | 2:15.7900 |
| 78th | 72 | Baker / Marlin | Chevrolet Corvette | John Josey | 2:16.407 | 2:16.4070 |