| 1st | 83 | Geoff Brabham / John Morton | Nissan GTP ZX-T | Electramotive Engineering | 1:09.8020 |
| 2nd | 86 | Hans-Joachim Stuck / Klaus Ludwig | Porsche 962 | Bayside-Leven Motorsport | 1:11.8480 |
| 3rd | 60 | Martin Brundle / John Nielsen | Jaguar XJR-9 | Castrol Jaguar Racing | 1:12.1090 |
| 4th | 14 | Chip Robinson / Derek Bell | Porsche 962 | Holbert Racing | 1:12.7260 |
| 5th | 1 | A. J. Foyt / Rob Dyson | Porsche 962 | A. J. Foyt Enterprises | 1:12.8220 |
| 6th | 61 | Jan Lammers / Davy Jones | Jaguar XJR-9 | Castrol Jaguar Racing | 1:13.2360 |
| 7th | 16 | Price Cobb / James Weaver | Porsche 962 | Dyson Racing | 1:13.2710 |
| 8th | 3 | Oscar Larrauri | Porsche 962 | Brun Motorsports | 1:13.2320 |
| 9th | 22 | Elliot Forbes-Robinson / David Hobbs | Chevrolet Corvette GTP | Hendrick Motorsports | 1:14.1200 |
| 10th | 67 | Bob Wollek / Mauro Baldi | Porsche 962 | Busby Racing | 1:14.3800 |
| 11th | 52 | Sarel van der Merwe / Bobby Rahal | Chevrolet Corvette GTP | Hendrick Motorsports | 1:15.0830 |
| 12th | 33 | Bob Earl / Jeff Kline | Spice SE88P Pontiac Firebird GTP | Spice Engineering USA | 1:15.6610 |
| 13th | 66 | Eddie Cheever / Raul Boesel | Jaguar XJR-9 | Castrol Jaguar Racing | 1:16.0490 |
| 14th | 77 | Tom Gloy / Pete Halsmer | Ford Mustang Probe | Tom Milner Racing | 1:16.6340 |
| 15th | 7 | Tom Pumpelly / Bruce Jenner | Ford Mustang Probe | Tom Milner Racing | 1:17.0560 |
| 16th | 8 | Chip Mead / Tim McAdam | Fabcar GTP Chevrolet | Fabcar American Racing | 1:17.5880 |
| 17th | 15 | Jim Rothbarth / Bernard Jourdain | Porsche 962 | Kalagian Racing | 1:17.6260 |
| 18th | 30 | Michael Roe / Gianpiero Moretti | March 86G Buick | Momo Corse | 1:17.9160 |
| 19th | 49 | Whitney Ganz / Bill Cooper | March - Buick | H P Racing | 1:18.1490 |
| 20th | 09 | Steve Durst / Mike Brockman | Spice SE88P Firebird GTP | Ball Bros. Racing | 1:18.4200 |
| 21st | 80 | Martino Finotto / Ruggero Melgrati | Alba AR6 Ferrari | Gaston Andrey Racing | 1:18.6660 |
| 22nd | 31 | Steve Phillips / Jeff Andretti | March 86G Buick | Momo Corse | 1:18.9930 |
| 23rd | 72 | Albert Naon, Jr. / Chris Ashmore | Tiga GC286 Ford | Roy Baker Racing | 1:19.3150 |
| 24th | 25 | Brent O'Neill / Rocha | Argo JM19 Buick | Performance Technology | 1:19.5480 |
| 25th | 79 | Bill Koll / Skeeter McKitterick | Spice SE87L Pontiac Fiero GTP | Whitehall Motorsports | 1:20.9520 |
| 26th | 01 | Charles Morgan / Don Bell | Spice SE87L Pontiac Fiero GTP | Spice Engineering | 1:19.7780 |
| 27th | 9 | Tom Hessert / David Loring | Tiga - Buick | Essex Racing Services | 1:20.4440 |
| 28th | 39 | John Gunn / Bruce MacInnes | Phoenix JG2 Chevrolet | Phoenix Race Cars | 1:21.5730 |
| 29th | 40 | Guido Daccò / Uli Bieri | Tiga GT286 Ferrari | Gaston Andrey Racing | 1:21.9580 |
| 30th | 97 | Jean-Louis Ricci / Claude Ballot-Léna | Spice SE88P Pontiac Fiero GTP | Whitehall Motorsports | 1:22.4670 |
| 31st | 48 | Howard Cherry / Lorenzo Lamas | Fabcar CL Porsche | Lamas Motor Racing | 1:23.0710 |
| 32nd | 42 | Charles Monk / Howard Cherry | Fabcar CL Porsche | Lamas Motor Racing | 1:23.3740 |
| 33rd | 19 | Bill Jacobson / John Schneider | Tiga GT286 Mazda | Essex Racing | 1:26.2100 |
| 34th | 34 | Gary Robinson / Jan Thoelke | Gebhardt JC853 BMW | Gebhardt Racing | 1:27.1170 |
| 35th | 4 | Scott Schubot / Linda Ludemann | Spice SE88P Buick | S & L Racing | 1:27.0060 |
| 36th | 38 | Tommy Miller / Tosa | Tiga GT285 Mazda | Spectra Motorsports | 1:29.1770 |
| 37th | 55 | Terry Visger | Spice SE86CL Pontiac Fiero GTP | Huffaker Racing | no time |
| 38th | 63 | Jim Downing / Howard Katz | Argo JM19 Mazda | Downing/Atlanta | no time |