| 1st | 0 | Ted Field / Bill Whittington | Porsche 935 K3/80 | Interscope IMSA Racing, Inc. | 1:48.5830 |
| 2nd | 18 | John Paul, Jr. / John Paul | Porsche 935 JLP-3 | J.L.P. Racing | 1:48.8360 |
| 3rd | 30 | Gianpiero Moretti / Bobby Rahal | Porsche 935/78-81 | Momo Accessories, Inc. | 1:49.2710 |
| 4th | 1 | Riccardo Patrese / Michele Alboreto | Lancia Beta Montecarlo Turbo | Martini Racing | 1:51.1610 |
| 5th | 86 | Hurley Haywood / Bruce Leven | Porsche 935/80 | Bayside Disposal Racing | 1:51.5470 |
| 6th | 5 | Andrea de Cesaris / Henri Pescarolo | Lancia Beta Montecarlo Turbo | Martini Racing | 1:52.2060 |
| 7th | 60 | Emilio de Villota / Guy Edwards | Lola T600 Ford | Banco Occidental/Ultramar/Team Lola | 1:53.3670 |
| 8th | 4 | Piercarlo Ghinzani / Beppe Gabbiani | Lancia Beta Montecarlo Turbo | Martini Racing | 1:53.3940 |
| 9th | 2 | David Hobbs / Marc Surer | BMW M1 Gr.5 | BMW Motorsports GmbH/BMW North America | 1:54.3580 |
| 10th | 43 | Bob Akin / Craig Siebert / Vivian Candy | Porsche 935 K3/80 | Bob Akin Motor Racing, Inc. | 1:55.1960 |
| 11th | 9 | Rick Mears / Bob Garretson / Johnny Rutherford | Porsche 935 K3/80 | Garretson Racing | 1:55.3700 |
| 12th | 7 | Ludwig Heimrath / Ludwig Heimrath, Jr. | Porsche 935 | Heimrath Racing | 1:56.3170 |
| 13th | 11 | John Fitzpatrick / Jim Busby | Porsche 935 K3/80 | John Fitzpatrick Racing | 1:58.0930 |
| 14th | 95 | Derek Bell / Steve O'Rourke | BMW M1 Gr.5 | EMKA Productions | 1:58.2010 |
| 15th | 22 | Marty Hinze / Dale Whittington / Preston Henn | Porsche 935 K3 | Marty Hinze Racing | 1:58.3230 |
| 16th | 44 | Billy Hagan / Bill Cooper | Chevrolet Camaro II | Stratagraph, Inc. | 2:02.4880 |
| 17th | 10 | Tom Frank / Dave Heinz | Chevrolet Camaro | Tom Frank | 2:04.9180 |
| 18th | 79 | Tom Winters / Bob Bergstrom | Porsche 924 Carrera GTR | Promotion Ltd./Whitehall Capital | 2:05.1790 |
| 19th | 98 | Tom Frank / Dave Heinz | Chevrolet Corvette | Tom Frank | 2:05.2150 |
| 20th | 91 | Chester Vincentz / Lance Van Every / John Wood | Porsche 934 | Electrodyne, Inc. | 2:05.2320 |
| 21st | 36 | Paul Miller / Kenper Miller | Porsche 924 Carrera GTR | Herman and Miller Porsche-Audi | 2:05.9960 |
| 22nd | 47 | Jim Mullen / Walt Bohren | Mazda RX-7 | Loud Car Racing | 2:07.1460 |
| 23rd | 33 | Werner Frank / Rudy Bartling | Porsche 934 | Toyota Village | 2:08.1250 |
| 24th | 90 | David Kicak / Thomas Rynone | Chevrolet Corvette | Rynone Industries | 2:09.0220 |
| 25th | 13 | Steve Southard / Mark Altman / Gary Altman | Porsche 911 Carrera | Southard Motor Racing | 2:13.7410 |
| 26th | 26 | Tim Selby / Earl Roe | Porsche 911SC | Roe/Selby Racing | 2:14.9800 |
| 27th | 93 | Michael Oleyar / Bill Craine / Kerry Hitt | Chevrolet Corvette C3 | Little Foreign Car Shop, Inc. | 2:15.1450 |
| 28th | 74 | George Hulse / Bob Speakman | Porsche 911 | | 2:15.7740 |
| 29th | 21 | Peter Aschenbrenner / Peter Moennick | Porsche 914/6 | Alps Restoration, Inc. | no time |
| 30th | 12 | David Jones / Ted Sullivan | Chevrolet Camaro | David A. Jones | no time |
| 31st | 3 | Anatoly Arutunoff / José Marina | Lancia Stratos | Hallett Motor Racing Circuit | no time |
| 32nd | 23 | Stephen Lax / Herman Lausberg | Porsche 911 | Stephen Lax Racing | no time |