| 1st | 18 | John Paul, Jr. / John Paul | Porsche 935 JLP-3 | JLP Racing | 2:08.5780 |
| 2nd | 3 | Rolf Stommelen / Harald Grohs | Porsche 935 M16 | Andial Meister Racing | 2:08.3590 |
| 3rd | 19 | Chris Cord / Jim Adams | Lola T600 Chevrolet | Chris Cord Racing | 2:10.0220 |
| 4th | 7 | Brian Redman / Sam Posey | Lola T600 Chevrolet | Cooke Woods Racing | 2:10.9810 |
| 5th | 2 | David Hobbs / Vern Schuppan | March BMW M1/C Turbo | BMW Motorsport | 2:11.7310 |
| 6th | 1 | John Fitzpatrick / Jim Busby | Porsche 935 K3/80 | Fitzpatrick Racing | 2:11.7350 |
| 7th | 30 | Gianpiero Moretti / Bobby Rahal | Porsche 935/78-81 | Momo/Penthouse | 2:12.6570 |
| 8th | 0 | Ted Field / Bill Whittington | Porsche 935 K3/80 | Interscope Racing | 2:13.1410 |
| 9th | 00 | Ted Field / Bill Whittington | Lola T600 Chevrolet | Interscope Racing | 2:13.5040 |
| 10th | 9 | Tom Gloy / Bob Garretson | Porsche 935 K3/80 | Garretson Racing Style Auto Racing | 2:15.1110 |
| 11th | 00T | Ted Field / Bill Whittington | Porsche 935 K3/80 | Interscope Racing | 2:15.5400 |
| 12th | 46 | Derek Bell / Mauricio de Narváez | Porsche 935J | DeNarvaez Enterprises | 2:16.7060 |
| 13th | 25 | Kenper Miller / Dave Cowart | BMW M1 | Red Lobster Racing | 2:18.5110 |
| 14th | 09 | Danny Sullivan / Edgar Dören | Porsche 935 K3 | Thunderbird Swap Shop | 2:18.6620 |
| 15th | 11 | Dennis Aase / Chuck Kendall / Pete Smith | BMW M1 | Kendall Racing Enterprises | 2:19.0570 |
| 16th | 5 | Skeeter McKitterick / Bob Akin | Porsche 935 K3/80 | Bob Akin Motor Racing | 2:19.2120 |
| 17th | 54 | Tony Garcia / Albert Naon / Hiram Cruz | BMW M1 | Montura Racing | 2:22.0720 |
| 18th | 83 | Don Devendorf / Tony Adamowicz | Datsun 280ZX Turbo | Electramotive, Inc. | 2:22.2250 |
| 19th | 67 | Al Unser, Jr. / Joe Crevier | BMW M1 | Joe Crevier | 2:22.5990 |
| 20th | 17 | Joe Varde / Pepe Romero | Porsche 935 M16 | Pepe Romero | 2:22.6070 |
| 21st | 48 | John Carusso / Phil Currin | Chevrolet Corvette | Dynasales | 2:23.4310 |
| 22nd | 03 | Rudy Bartling / Werner Frank | Porsche 934 | Werner Frank | 2:24.0550 |
| 23rd | 16 | George Follmer | Toyota Celica | George Follmer | 2:28.7150 |
| 24th | 92 | Walt Bohren / Lee Mueller | Mazda RX-7 | Kent Racing | 2:29.9000 |
| 25th | 85 | Logan Blackburn / David Frellsen | Datsun 280ZX | Columbus Datsun Logan Blackburn | 2:29.9980 |
| 26th | 04 | Rene Rodriguez / Ernesto Soto | Porsche Carrera RSR | T & R Racing | 2:30.0220 |
| 27th | 22 | Wayne Baker / Robert Overby | Porsche 914/4 | Personalized Autohaus | 2:30.3900 |
| 28th | 82 | Jim Cook / John Casey | Mazda RX-7 | Trinity Racing | 2:30.6480 |
| 29th | 88 | Robert Overby / Herb Forrest | Chevrolet Corvette | | 2:31.1810 |
| 30th | 41 | Rusty Schmidt / Scott Schmidt | Chevrolet Corvette | Corvettes Unlimited | 2:31.2890 |
| 31st | 84 | Karen Erstad / Eduardo Galdamez | Porsche 935 M16 | Scorpio Racing | 2:31.4860 |
| 32nd | 81 | Dave Horchler | Chevrolet Corvette | Dave Horchler Emerald Racing | 2:31.7890 |
| 33rd | 79 | Tom Winters / Bob Bergstrom | Porsche 924 Carrera GTR | Promotion Ltd. Whitehall Capital | 2:31.8310 |
| 34th | 23 | Frank Carney / Dick Davenport | Datsun 280ZX | Raytown Datsun | 2:32.0660 |
| 35th | 42 | Joe Cotrone / Emory Donaldson | Chevrolet Corvette | Cotrone Racing Enterprises | 2:32.0840 |
| 36th | 74 | Del Russo Taylor | Chevron GTP Buick | Janis Taylor | 2:32.3310 |
| 37th | 55 | Roger Mandeville / Amos Johnson | Mazda RX-7 | Mandeville Racing Enterprices | 2:32.8870 |
| 38th | 49 | Jim Moyer / Phil Pate | Chevrolet Corvette | Jim Moyer | 2:33.7230 |
| 39th | 75 | Dale Kreider / Bill Nelson | Chevrolet Corvette C3 | Dale Kreider Racing | 2:34.0800 |
| 40th | 38 | Jack Buchinger | Datsun 280ZX | Jack Buchinger | 2:34.6030 |
| 41st | 28 | Robert Kivela | Chevrolet Corvette | | 2:36.5990 |
| 42nd | 57 | Jeff Scott / David Finch | Porsche 914/6 | Personalized Autohaus | 2:36.7560 |
| 43rd | 44 | Billy Hagan / Bob Mitchell | Chevrolet Camaro II | Stratagraph | 2:36.9040 |
| 44th | 71 | Charles Morgan / Jim Miller | Datsun 280ZX | Morgan Performance Group | 2:37.0690 |
| 45th | 26 | Tim Selby / Earl Roe | Porsche Carrera | Roe/Selby Racing | 2:37.1860 |
| 46th | 6 | David Miller / Peter Bollenbach / Buzz Fyhrie | Datsun 240Z | David Miller | 2:39.2240 |
| 47th | 90 | Paul Canary / Richard Valentine | McLaren M12 GT Chevrolet | Paul Canary | 2:39.4170 |
| 48th | 73 | Clark Howey / Dale Koch | Chevrolet Camaro | Tracy Wolf | 2:40.5140 |
| 49th | 15 | Mike Follmer / Rameau Johnson / George Follmer | Toyota Celica | George Follmer | 2:42.4750 |
| 50th | 50 | Jim Downing / Irv Hoerr | Mazda RX-7 | Downing/Atlanta | 2:43.1340 |
| 51st | 78 | Bruce Nesbitt / Glen Johnson | Mazda RX-2 | American Revolution | 2:43.3470 |
| 52nd | 21 | Steve Gentile / Leo Franchi | Datsun B210 | | 2:43.3610 |
| 53rd | 60 | Roger Blink / Dan Schott | Chevrolet Corvette | Blink & Nod Racing | 2:44.2110 |
| 54th | 13 | Anatoly Arutunoff / José Marina | Lancia Stratos | Anatoly Arutunoff | 2:44.4960 |
| 55th | 12 | Doug Grunnet / Jim Burt | Mazda RX-7 | Corp Racing Ltd. | 2:52.5570 |
| 57th | 27 | John Morgan / Charles Moseley | Datsun Z | John Morgan | no time |
| 58th | 40 | David Deacon | BMW M1 | David Deacon | no time |