| 1st | 44 | Bob Tullius / Doc Bundy | Jaguar XJR-5 | Group 44 | 1:24.8320 | 191.2271 |
| 2nd | 14 | Al Holbert / Dennis Aase | March 83G Porsche | Holbert Racing | 1:25.2360 | 190.3210 |
| 3rd | 06 | Klaus Ludwig | Ford Mustang GTP | Zakspeed Roush | 1:25.9340 | 188.7744 |
| 4th | 15 | John Kalagian / John Lloyd | Lola T600 Chevrolet | Kalagian Ardisana | 1:26.0900 | 188.4333 |
| 5th | 25 | Dave Cowart / Kenper Miller | March 83G Chevrolet | Red Lobster Racing | 1:26.6520 | 187.2102 |
| 6th | 2 | Geoff Brabham / Klaus Ludwig | Ford Mustang GTP | Zakspeed Roush | 1:27.0470 | 186.3620 |
| 7th | 30 | Sarel van der Merwe / Gianpiero Moretti | Porsche 935/78-81 | Momo/Kreepy Krauly | 1:27.2550 | 185.9162 |
| 8th | 5 | Bob Akin / John O'Steen | Porsche 935 K3/80 | Bob Akin Motor Racing | 1:27.9160 | 184.5193 |
| 9th | 4 | Billy Hagan / Gene Felton | Chevrolet Camaro III | Stratagraph | 1:30.6680 | 178.9188 |
| 10th | 83 | Don Devendorf / Tony Adamowicz | Datsun 280ZX Turbo | Electramotive Racing | 1:31.2540 | 177.7697 |
| 11th | 78 | Rob Dyson / Ken Slagle | Pontiac Firebird | Dyson Racing | 1:32.5640 | 175.2543 |
| 12th | 18 | "Fomfor" / Drake Olson | BMW M1 | Fomfor Racing | 1:35.8930 | 169.1694 |
| 13th | 19 | Jack Miller / Carlos Ramirez | Nimrod NRA/C2 Aston Martin | Jack Miller | 1:36.1890 | 168.6496 |
| 14th | 55 | Diego Montoya / Garth Ullom | BMW M1 | B de T Racing | 1:36.2610 | 168.5224 |
| 15th | 91 | Chester Vincentz / Jim Mullen | Porsche 934 | Electrodyne | 1:37.9380 | 165.6369 |
| 16th | 38 | Roger Mandeville / Amos Johnson | Mazda RX-7 | Mandeville Auto/Tech | 1:38.4550 | 164.7679 |
| 17th | 77 | Pierre Honegger / Walt Bohren | Mazda GTP | Z & W Enterprises | 1:38.6410 | 164.4573 |
| 18th | 79 | Tom Winters / Bob Bergstrom | Porsche 924 Carrera GTR | Whitehall/Promotion | 1:38.7640 | 164.2513 |
| 19th | 63 | Jim Downing / John Maffucci | Mazda RX-7 | RGP 500 Racing | 1:39.1190 | 163.6638 |
| 20th | 7 | John Morton / Rick Knoop | Mazda RX-7 | Racing Beat | 1:39.1400 | 163.6284 |
| 21st | 98 | Mike Gillman / Scott Gillman | Toyota Celica | All American Racers | 1:39.1920 | 163.5432 |
| 22nd | 41 | John Huber / Steve Potter | Chevrolet Camaro | Huber-Hines Racing | 1:39.7000 | 162.7095 |
| 23rd | 71 | Jim Miller | Datsun 280ZX | Morgan Performance | 1:40.3630 | 161.6345 |
| 24th | 40 | Uli Bieri / Matt Gysler | BMW M1 | Bieri Racing | 1:40.5950 | 161.2627 |
| 25th | 95 | Bob Leitzinger / Bob Criss | Datsun 280ZX | Leitzinger Racing | 1:41.1770 | 160.3341 |
| 26th | 34 | George Drolsom | Porsche 924 Carrera | Drolsom Racing | 1:41.6840 | 159.5359 |
| 27th | 81 | Bob Speakman | Datsun Z | Speakman Racing | 1:42.0920 | 158.8970 |
| 28th | 32 | George Alderman / Carson Baird | Datsun 280ZX | Alderman Datsun | 1:42.7370 | 157.9008 |
| 29th | 64 | John Hulen / Ron Coupland | Porsche Carrera RSR | John Hulen | 1:44.1310 | 155.7861 |
| 30th | 43 | Paul Davey / Joe Varde | BMW M1 | Walker Brown Racing | 1:44.1930 | 155.6944 |
| 31st | 93 | Frank Rubino / David Leira | Mazda RX-7 | Rubino Racing | 1:45.9630 | 153.0937 |
| 32nd | 17 | Paul Resnick / Ron Barnaba / Steve Zwiren | Porsche 914/6 | Porsche Auto Recyclers | 1:46.3420 | 152.5481 |
| 33rd | 42 | Mark Altman / Gary Altman | Porsche 911 | Altman Bros Motor Racing | 1:47.2630 | 152.8474 |
| 34th | 87 | Dave Horchler / Don Erickson | Chevrolet Corvette | Emerald Racing | 1:47.3420 | 151.1254 |
| 35th | 20 | Javier Garcia / Eddie Mecum, Jr. | Pontiac Firebird | C- Jack's Car Capitol | 1:47.4620 | 150.9581 |
| 36th | 94 | Bruce Jones / Fred Apgar | Porsche 914/6 | Bruce Jones | 1:48.1910 | 149.9410 |
| 37th | 72 | George Hulse / Michael DeFontes | Porsche Carrera | The Foreign Car | 1:49.6910 | 147.8907 |
| 38th | 96 | Phil Byrd / Richard Silver | Porsche Carrera RSR | Weld Fixturing | 1:51.1360 | 145.9675 |
| 39th | 3 | Richard Graves / Alice Graves | Porsche 914/6 | Richard Graves | 1:52.5920 | 144.0797 |
| 40th | 9 | Michael Oleyar | Chevrolet Corvette | Michael Oleyar | 2:00.4260 | 134.7069 |
| 41st | 08 | Bobby Diehl | Mazda RX-7 | Diehl Hi-Pro Enterprises | no time | |
| 42nd | 48 | Bill Miller | Datsun Z | Bill Miller | no time | |
| 43rd | 75 | Chris Dembs / Mike Brummer | Mazda RX-7 | Parkview Mazda | no time | |