| 1st | 7 | Doc Bundy / Klaus Ludwig | Ford Mustang Probe | Team Zakspeed | 1:59.8810 | 193.3128 |
| 2nd | 16 | Drake Olson / Bobby Rahal | Porsche 962 | Dyson Racing | 2:00.1690 | |
| 3rd | 45 | Whitney Ganz | Hawk-March 85G Buick | Conte Racing/RC Cola | | |
| 4th | 86 | Bruce Leven / Bob Wollek | Porsche 962 | Bayside Disposal | 2:02.4070 | |
| 5th | 14 | Al Holbert / Derek Bell | Porsche 962 | Holbert Racing | 2:02.5430 | |
| 6th | 68 | Pete Halsmer / John Morton | Porsche 962 | BF Goodrich | 2:03.4600 | |
| 7th | 67 | Jim Busby / Jochen Mass | Porsche 962 | BF Goodrich | 2:04.3230 | |
| 8th | 83 | Don Devendorf | Lola T810 Nissan GTP ZX-T | Nissan/California Cooler | | |
| 9th | 44 | Bob Tullius / Chip Robinson | Jaguar XJR-5 | Group 44 | | |
| 10th | 04 | Brian Redman / Hurley Haywood | Jaguar XJR-5 | Group 44 | | |
| 11th | 40 | David Hobbs / Sarel van der Merwe | Chevrolet Corvette GTP | Hendricks Motorsports | | |
| 12th | 05 | Jim Trueman / Ludwig Heimrath, Jr. | Alba AR5 Ford | Truesports CO | | |
| 13th | 15 | John Kalagian / Steve Shelton | March 85G Porsche | Kalagian/Ardisana | | |
| 14th | 2 | Al Leon / Randy Lanier | March 85G Porsche | Leon Brothers Racing | | |
| 15th | 5 | Bob Akin / Jim Mullen | Porsche 962 | Bob Akin Motor Racing | 2:10.6560 | |
| 16th | 22 | Art Leon / Skeeter McKitterick | March 84G Chevrolet | Leon Brothers Racing | | |
| 17th | 01 | Don Bell / Mike Brockman | Argo JM16 Buick | AT&T | | |
| 18th | 77 | Darin Brassfield | Ford Thunderbird | Brooks/7-Eleven/Ford | | |
| 19th | 07 | Bruce Jenner / Scott Pruett | Ford Mustang | Motorcraft/Roush | | |
| 20th | 47 | Tommy Riggins | Pontiac Firebird | Dingman Brothers Racing | | |
| 21st | 56 | Craig Carter | Chevrolet Camaro | Peerless Racing | 2:31.3300 | 153.1387 |
| 22nd | 93 | Kelly Marsh / Ron Pawley / Don Marsh | Argo JM16 Mazda | Rusty Jones/Mid-O | 2:19.8450 | 165.7158 |
| 23rd | 91 | Chester Vincentz / Kees Nierop | Porsche 934 | Electrodyne Performance | | |
| 24th | 65 | John Jones / Lyn St. James | Ford Mustang | Motorcraft/Roush | | |
| 25th | 6 | Bill Alsup | Royale RP40 Buick | Morgan Performance | | |
| 26th | 33 | Richard Anderson / Bard Boand | Lola T600 Chevrolet | Bo-And Racing | | |
| 27th | 46 | Bill Adam / John Paul, Jr. | Hawk-March 85G Buick | Conte Racing/RC Cola | | |
| 28th | 55 | John Oates | Pontiac Fiero | Huffaker Racing | 2:24.0260 | 160.9054 |
| 29th | 9 | Frank Carney / Dick Davenport | Tiga GT285 Mazda | Essex Racing | | |
| 30th | 63 | Jim Downing / John Maffucci | Argo JM16B Mazda | RGP 500 Disk Brakes | | |
| 31st | 90 | Andy Petery / Gene Felton | Pontiac Firebird | Road Circuit Technology | | |
| 32nd | 38 | Roger Mandeville / Logan Blackburn | Mazda RX-7 | Mandeville Auto-Tech | | |
| 33rd | 8 | Peter Argetsinger / Herm Johnson | Lola T616 Polimotor | Polimotor Research | | |
| 34th | 99 | Chris Cord / Dennis Aase | Toyota Celica | All American Racers | | |
| 35th | 76 | Jack Baldwin / Jeff Kline | Mazda RX-7 | Malibu Grand Prix | | |
| 36th | 79 | Tom Winters | Porsche 924 Carrera GTR | Whitehall Motorsport | | |
| 37th | 17 | Al Bacon / Dennis Krueger | Mazda RX-7 | Al Bacon Racing | | |
| 38th | 61 | Steve Gentile / Leo Franchi | Chevrolet Corvette | Mid-West Racing Dist. | | |
| 39th | 71 | Amos Johnson / Jack Dunham | Mazda RX-7 | Team Highball | | |
| 40th | 53 | Danny Smith / Tom Waugh | Mazda RX-7 | Mandeville Auto-Tech | | |
| 41st | 50 | Terry Visger | Pontiac Fiero | Huffaker Racing | | |
| 42nd | 84 | Irv Hoerr | Pontiac Fiero | Entech Racing | | |
| 43rd | 62 | Chris Marte / Fernando Robles | Ford Mustang | Motorcraft/Roush | | |
| 44th | 42 | Paul Lewis | Mazda RX-7 | Mike Meyer Racing | | |
| 45th | 57 | Reed Kryder / Zoltan Polony | Nissan 280ZX | Kryderacing | | |
| 46th | 64 | John Hulen / Ron Coupland | Porsche Carrera | Coupland-Hulen Racing | | |
| 47th | 29 | Hoyt Overbagh / Oma Kimbrough | Chevrolet Camaro III | OMR Engines | | |
| 48th | 35 | Dan Schott / Dick Danielson | Chevrolet Camaro | Schott Racing | | |
| 49th | 54 | Steve Zwiren / Robert Peters / Peter Dawe | Mazda RX-7 | Zwiren Racing | | |
| 50th | 82 | Dick Greer / Mike Mees | Mazda RX-7 | Aspen Inn | | |
| 51st | 39 | Jim Torres / Monte Shelton / Rick Borlase | Porsche 934 | BCW Racing | | |
| 52nd | 02 | Roy Newsome / Craig Rubright | Mazda RX-7 | RNGC Racing | | |
| 53rd | 13 | Frank Rubino / Ray Mummery | Mazda RX-7 | Rubino Racing | | |
| 54th | 66 | Gary Auberlen / Peter Jauker | Porsche 911 | SP Racing | | |
| 55th | 88 | J. Kurt Roehrig | Buick Regal Turbo | Roehrig Racing | | |