| 1st | 86 | Mass / Ludwig | Porsche 962 | Bayside Disposal Racing | 1:41.005 | 1:41.0050 | |
| 2nd | 67 | Wollek / Busby / Brassfield | Porsche 962 | Uniroyal Goodrich | 1:41.310 | 1:41.3100 | |
| 3rd | 52 | van der Merwe / Bundy | Chevrolet Corvette GTP | Hendrick Motorsports | 1:42.207 | 1:42.2070 | |
| 4th | 16 | Cobb / Dyson / Schuppan | Porsche 962 | Dyson Racing | 1:42.773 | 1:42.7730 | |
| 5th | 3 | Brancatelli / Larrauri / Sigala | Porsche 962 | Brun Motorsports | 1:43.070 | 1:44.7950 | 1:43.0700 |
| 6th | 10 | Hotchkis / Adams / Hotchkis, Jr. | Porsche 962 | Hotchkis Racing | 1:43.304 | 1:43.3040 | |
| 7th | 8 | Redman / Kneifel / Forbes-Robinson / *Nierop | Porsche 962 | Primus Motorsport | 1:43.449 | 1:43.4490 | |
| 8th | 44 | Tullius / Haywood / Morton | Jaguar XJR-7 | Group 44 | 1:43.910 | 1:43.9100 | |
| 9th | 1 | Foyt / Unser / Sullivan | Porsche 962 | A J Foyt Enterprises | 1:44.465 | 1:44.4650 | |
| 10th | 14 | Robinson / Bell / Unser, Jr. / Holbert | Porsche 962 | Holbert Racing | 1:45.296 | 1:45.2960 | |
| 11th | 7 | Ganz / Hobbs / Moretti | Ford Mustang Probe | Zakspeed USA | 1:45.657 | 1:45.6570 | |
| 12th | 5 | Stuck / Weaver / Akin | Porsche 962 | Bob Akin Motoracing | 1:45.677 | 1:45.6770 | |
| 13th | 4 | Pruett / Halsmer / Gloy | Ford Mustang GTP | Roush Racing | 1:46.183 | 1:46.1830 | |
| 14th | 01 | Earl / Bell / Kline | Spice SE86CL Pontiac Fiero GTP | Spice Engineering/AT&T | 1:49.719 | 1:49.7190 | 1:57.7900 |
| 15th | 28 | Pickett / Waltrip / Labonte | Chevrolet Camaro | Protofab Racing | 1:50.792 | 1:50.7920 | 1:53.7000 |
| 16th | 25 | Brassfield / Roe / Bauer / Gaston | March 85G Chevrolet | DeAtley Motorsports | 1:51.347 | 1:51.3470 | |
| 17th | 89 | Durst / Brockman / Belcher / Abel | Spice SE86CL Pontiac Fiero GTP | Ball Brothers Racing | 1:51.468 | 1:51.4680 | |
| 18th | 11 | Gloy / Elliot / St. James / Pruett | Ford Mustang | Roush Racing | 1:51.533 | 1:51.5330 | |
| 19th | 6 | Dallenbach, Jr. / Jones / Riggins | Chevrolet Camaro | Protofab Racing | 1:52.127 | 1:52.1270 | |
| 20th | 74 | Gentilozzi / *Hoerr / *Boody | Oldsmobile Toronado | Whitehall Rocketsports | 1:52.345 | 1:52.3450 | |
| 21st | 76 | Baldwin / Wietzes / *Lloyd | Chevrolet Camaro | Peerless/Hendrick | 1:52.446 | 1:52.4460 | |
| 22nd | 77 | Archer / Archer / *Lappalainen / *Franchi | Chevrolet Camaro | Brooks Racing | 1:52.901 | 1:52.9010 | |
| 23rd | 90 | Petery / Delano / Carter | Buick Somerset | Road Circuit Tech | 1:53.217 | 1:53.2170 | |
| 24th | 98 | Cord / Millen | Toyota Celica Turbo | All American Racers | 1:53.493 | 1:53.4930 | |
| 25th | 99 | Rudd / Rice / Fangio II | Toyota Celica Turbo | All American Racers | 1:53.607 | 1:53.6070 | |
| 26th | 38 | Mandeville / Marsh / Smith | Mazda RX-7 | Mandeville Auto Tech | 1:54.364 | 1:54.3640 | |
| 27th | 33 | Jenner / Morici / Baker | Ford Mustang | Roush Racing | 1:54.948 | 1:54.9480 | |
| 28th | 64 | Johnson / Hassey / Hester | Ford Mustang | Raintree Corporation | 1:56.352 | 1:56.3520 | |
| 29th | 30 | McCall / Bohren / Dallenbach | Chevrolet Camaro III | Skoal Bandit | 1:56.629 | 1:56.6290 | |
| 30th | 63 | Downing / O'Steen / Maffucci | Argo JM19 Mazda | Certified Brakes Racing | 1:56.726 | 1:56.7260 | |
| 31st | 9 | Phillips / Katz / Nelson | Tiga GT285 Mazda | Essex Racing | 1:57.488 | 1:57.4880 | |
| 32nd | 66 | Morgan / Gennone / Rothbarth / *Meyer | Royale RP40 Mazda | R M Racing | 1:57.812 | 1:57.8120 | |
| 33rd | 92 | Van Every / Bond / Tisdelle | Chevrolet Camaro | Van Every Racing | 1:58.515 | 1:58.5150 | |
| 34th | 29 | Felton / Kimbrough / Overbagh / Perkinson | Chevrolet Camaro III | OMR Engines | 1:59.353 | 1:59.3530 | |
| 35th | 31 | Dickens / Jelinski / Robinson / Hobbs | Gebhardt JC853 BMW | Gebhardt Racing USA | 1:59.518 | 1:59.5180 | |
| 36th | 80 | Andrey / Pallavicini / Bieri | Alba AR2 Ferrari | Gaston Andrey Racing | 1:59.664 | 1:59.6640 | |
| 37th | 79 | Lewis / *McKitterick / *Winters | Alba AR5 Oldsmobile | Whitehall Rocketsports | 1:59.668 | 1:59.6680 | |
| 38th | 23 | Petrilak / Duxbury / Jacobson / *Silberberger | Argo JM16 Buick | Motion Promotions | 2:00.402 | 2:00.4020 | |
| 39th | 19 | Brown / Schubot / Ludemann | Tiga GT285 Mazda | Scott Schubot | 2:00.499 | 2:00.4990 | |
| 40th | 36 | Grooms / Bagley / Jellinek / Pabst | Badger BB Mazda | Erie Scientific Racing | 2:01.263 | 2:01.2630 | |
| 41st | 20 | Juckette / McDill / Laws / *McDill | Chevrolet Camaro | Hi-Tech Coating | 2:01.376 | 2:01.3760 | |
| 42nd | 42 | Cherry / Higgins / King / Mead | Fabcar CL Porsche | White Allen Porsche | 2:01.813 | 2:01.8130 | |
| 43rd | 96 | Hessert / Rinzler / Dibos | Tiga GT286 Mazda | Hessert Racing | 2:02.455 | 2:02.4550 | |
| 44th | 75 | Jones / Kendall / Kendall | Mazda RX-7 | CCR | 2:02.467 | 2:02.4670 | 2:05.1200 |
| 45th | 43 | Pumpelly / Overbey / *McAdam / *Schwietz | Fabcar CL Porsche | White Allen Porsche | 2:02.703 | 2:02.7030 | |
| 46th | 32 | Kennedy / Keck / Montgomery / Fuller | Chevrolet Corvette C3 | K & P Racing | 2:02.768 | 2:02.7680 | |
| 47th | 83 | Gaffney / Reisman / Stone / Hebert | Pontiac Firebird | Sasco Motorsports | 2:03.378 | 2:03.3780 | |
| 48th | 17 | Bacon / Millen / Reed | Mazda RX-7 | Al Bacon Racing | 2:03.641 | 2:03.6410 | |
| 49th | 54 | Auberlen / Durkheimer / Oest / *Auberlen | Porsche 911 | SP Racing | 2:04.678 | 2:04.6780 | |
| 50th | 71 | Johnson / Shaw / Lazier | Mazda RX-7 | Team Highball | 2:04.678 | 2:04.6780 | |
| 51st | 09 | Uria / Figaro / Hayes-Harlow / Rathbun | Porsche 911 Carrera RSR | 901 Racing | 2:04.816 | 2:04.8160 | |
| 52nd | 26 | Bupp / Church / Taylor | Pontiac Firebird | Bob's Speed Products | 2:05.139 | 2:05.1390 | |
| 53rd | 21 | Peters / Nehl / Painter | Chevrolet Camaro | Western Chemical | 2:05.145 | 2:05.1450 | |
| 54th | 13 | Lawhorn / Gimondo / Grostic | Oldsmobile Calais | Go Racing | 2:05.745 | 2:05.7450 | |
| 55th | 24 | Rubright / Jenkins / Newsome | Chevrolet Corvette | C A R Enterprises | 2:06.202 | 2:06.2020 | |
| 56th | 50 | Canary / Winston / Currin / *Bryan / *Bryan | Chevrolet Corvette | Paul Canary Racing | 2:06.882 | 2:06.8820 | |
| 57th | 08 | Swifts / Drew / Hall / Romano | Mazda RX-7 | Simms Romano | 2:06.888 | 2:06.8880 | |
| 58th | 68 | DePoyster / Jocelyn / Kurz / Schader | Mazda RX-7 | Schaderacing | 2:09.127 | 2:09.1270 | |
| 59th | 51 | Los / Schneider / Andrews | Tiga GC286 Ford | Cosmik-Roy Baker Racing | 2:09.142 | 2:09.1420 | |
| 60th | 82 | Mees / Greer / Finger | Mazda RX-7 | Aspen Inn | 2:11.759 | 2:11.7590 | |
| 61st | 00 | Slater / Senator / Duttinger | Porsche 911 Carrera RSR | S Squared Engineering | 2:11.975 | 2:11.9750 | |
| 62nd | 78 | Chambers / Meyer / Burdsall | Mazda RX-7 | Chambers Racing | 2:13.555 | 2:13.5550 | |
| 63rd | 41 | Gralia / Dobkin / *Padrera / *Tagliero | Mazda RX-7 | Hugo Gralia | 2:25.337 | 2:25.3370 | |
| 64th | 88 | Heinricy / McConnell / Adam / *Carradine | Chevrolet Corvette | Morrison-Cook Motorsport | 4:28.150 | 4:28.1500 | |
| 65th | 87 | Morrison / Ceppos / Knowles / Hayner | Chevrolet Corvette | Morrison-Cook Motorsport | 4:54.860 | 4:54.8600 | |