| 1st | 6 | Bob Wollek / Claude Ballot-Léna / Preston Henn / A. J. Foyt | Porsche 935 L | Henn's Swap Shop Racing | 1:42.1550 |
| 2nd | 1 | John Paul, Jr. / Rene Rodriguez / Joe Castellano | Porsche 935 JLP-3 | JLP Racing | 1:46.3450 |
| 3rd | 47 | Frank Rubino / Pepe Romero / Doc Bundy / Dale Whittington | Porsche 935 M16 | Frank Rubino | 1:46.9760 |
| 4th | 5 | Bob Akin / John O'Steen | Porsche 935 K3/80 | Bob Akin Motor Racing | 1:47.1400 |
| 5th | 86 | Hurley Haywood / Bruce Leven / Al Holbert | Porsche 935/80 | Bayside Disposal Racing | 1:47.9290 |
| 6th | 10 | Ralph Kent-Cooke / Jim Adams / John Bright | Lola T600 Chevrolet | Cooke Racing | 1:49.9980 |
| 7th | 44 | Bob Tullius / Bill Adam / Pat Bedard | Jaguar XJR-5 | Group 44 | 1:49.3230 |
| 8th | 00 | Ted Field / Danny Ongais / Bill Whittington | Lola T600 Chevrolet | Interscope Racing | 1:50.5240 |
| 9th | 45 | Gene Felton / Tom Williams / Lloyd Frink | Chevrolet Camaro | Stratagraph Inc. | 1:50.5930 |
| 10th | 4 | Billy Hagan / Terry Labonte / Lloyd Frink | Chevrolet Camaro | Stratagraph Inc. | 1:50.7420 |
| 11th | 0 | Ted Field / Bill Whittington | Lola T600 Chevrolet Turbo | Interscope Racing | 1:42.5540 |
| 12th | 21 | Lyn St. James / John Graham / Drake Olson | Nimrod NRA/C2 Aston Martin | Nimrod Racing | 1:49.3960 |
| 13th | 11 | A. J. Foyt / Darrell Waltrip / Guillermo Maldonado | Nimrod NRA/C2 Aston Martin | Nimrod Racing | 1:50.0000 |
| 14th | 28 | Herb Adams / John Martin / Joe Ruttman / Leonard Emanuelson | Avanti II | Avanti | 1:51.4770 |
| 15th | 88 | Terry Wolters / Randy Lanier / Marty Hinze | March 83G Chevrolet | Motorsports Marketing | 1:51.5240 |
| 16th | 24 | M. L. Speer / Ken Madren / Ray Ratcliff | Porsche 935 JLP-2 | Pegasus III Racing | 1:51.9450 |
| 17th | 14 | Bob Raub / Sam Moses / Carl Shafer | Pontiac Firebird | Oftedahl Racing | 1:53.1790 |
| 18th | 13 | Duane Eitel / Mike Brummer / Phil Pate | Pontiac Firebird | Gordon Oftedahl | 1:53.6580 |
| 19th | 2 | Marty Hinze | Porsche 935 | Hinze Fencing | 1:54.2890 |
| 20th | 26 | Tom Nehl / Nelson Silcox / Richard Valentine | Chevrolet Camaro | Auriga Racing | 1:54.3400 |
| 21st | 65 | Carson Baird / Chip Mead / Tom Pumpelly | Ferrari 512 BB | Prancing Horse Fram Racing | 1:55.9250 |
| 22nd | 04 | Paul Canary / Jean-Paul Libert / Pascal Witmeur | Pontiac Firebird | Paul Canary Racing | 1:56.0640 |
| 23rd | 07 | Ludwig Heimrath / Ludwig Heimrath, Jr. | Porsche 934 | Heimrath Racing | 1:56.3790 |
| 24th | 7 | Pete Halsmer / Bob Reed / Rick Knoop | Mazda RX-7 | Racing Beat | 1:56.4210 |
| 25th | 55 | Diego Montoya / Terry Herman / Tony Garcia | BMW M1 | B de T Racing | 1:57.2020 |
| 26th | 84 | Emory Donaldson / Steve Pope / Ken Murray | Chevrolet Camaro | Motorsport Marketing | 1:57.5270 |
| 27th | 43 | Bob Richardson / Bob Young | Chevrolet Camaro | Bob Gregg Racing | 1:57.7790 |
| 28th | 03 | Angelo Pallavicini / Werner Frank | Porsche 935 | Angelo Pallavicini | 1:58.2730 |
| 29th | 85 | Richard Lloyd / George Drolsom / Jonathan Palmer | Porsche 924 Carrera | Richard Lloyd | 1:58.2740 |
| 30th | 36 | Paul Miller / Jim Busby / Ron Grable | Porsche 924 Carrera | Herman & Miller P & A | 1:58.7420 |
| 31st | 61 | Brent O'Neill / Don Courtney / Luis Sereix | Chevrolet Monza | Vista Racing | 1:59.0810 |
| 32nd | 77 | Walt Bohren / Pierre Honegger / David Palmer | Mazda GTP | Z & W Enterprises | 1:59.6560 |
| 33rd | 40 | Uli Bieri / Matt Gysler / Duff Hubbard | BMW M1 | Bieri Racing | 2:00.9200 |
| 34th | 92 | Lee Mueller / Hugh McDonough / Terry Visger | Mazda RX-7 | Kent Racing | 2:01.3670 |
| 35th | 58 | Kathy Rude / Deborah Gregg / Bonnie Henn | Porsche 924 Carrera | Brumos Racing | 2:01.4800 |
| 36th | 05 | Tico Almeida / Miguel Morejon / Ernesto Soto | Porsche Carrera RSR | T & R Racing | 2:02.3150 |
| 37th | 41 | Rusty Schmidt / Scott Schmidt | Chevrolet Corvette | Starved Rock Lodge | 2:02.4280 |
| 38th | 75 | Bard Boand / Richard Anderson / Mike Stephens | Chevrolet Corvette | Bard Boand | 2:02.7130 |
| 39th | 98 | Dennis Aase / Al Unser, Jr. / Michael Chandler | Toyota Celica | All American Racers | 2:02.7640 |
| 40th | 29 | Robert Overby / Chris Doyle / Don Bell | Chevrolet Camaro | Overby's | 2:02.8540 |
| 41st | 8 | John Paul | Porsche 935 JLP-4 | JLP Racing | 2:03.0530 |
| 42nd | 63 | Jim Downing / John Maffucci / Steve Potter | Mazda RX-7 | RGP 500 Racing | 2:03.5630 |
| 43rd | 66 | Jack Dunham / Jeff Kline / Jon Compton | Mazda RX-7 | Mike Meyer Racing | 2:03.6030 |
| 44th | 19 | Lance Van Every | Porsche Carrera RSR | Van Every Racing | 2:03.7080 |
| 45th | 87 | Bob Beasley / John Ashford | Porsche Carrera RSR | Bob Beasley | 2:03.9420 |
| 46th | 64 | John Hulen / Ron Coupland / Bob Speakman | Porsche Carrera RSR | John Hulen | 2:04.1460 |
| 47th | 82 | Joe Varde / John Casey | Mazda RX-7 | Trinity Racing | 2:04.2740 |
| 48th | 74 | Del Russo Taylor / Mike Angus / Wayne Dassinger | Chevron GTP Buick | Mark Wagoner | 2:04.3430 |
| 49th | 01 | John Morton / Tom Klausler / Ronnie Bucknum | Ford Mustang | Marketing Corporation | 2:04.4500 |
| 50th | 49 | Hoyt Overbagh / Peter Kirill / David Price | Chevrolet Monza | OMR Engines | 2:04.4820 |
| 51st | 81 | Robert Whitaker / Bill McDill / Karl Keck | Chevrolet Camaro | Robert Whitaker | 2:04.5130 |
| 52nd | 9 | Wayne Baker / Jim Mullen / Bob Garretson | Porsche 934 | Personalized Autohaus | 2:04.8920 |
| 53rd | 51 | Doug Carmean / Don Herman / John Finger | Mazda RX-7 | Red Roof Inns | 2:05.1050 |
| 54th | 09 | Tom Ciccone | Chevrolet Camaro | Mark Gassaway | 2:05.4790 |
| 55th | 02 | Milt Minter / Ronnie Bucknum | Ford Mustang | Marketing Corp. of America | 2:05.5590 |
| 56th | 35 | Paul Gilgan / Al Leon / Wayne Pickering | Porsche Carrera RSR | Pegasus Racing | 2:05.6420 |
| 57th | 99 | Gene Hackman / Masanori Sekiya / Kaoru Hoshino | Toyota Celica | All American Racers | 2:05.6660 |
| 58th | 50 | Diego Febles / Kikos Fonseca / Roy Valverde | Porsche Carrera RSR | Latino Racing | 2:05.8870 |
| 59th | 15 | Doug Lutz / Dave Panaccione / Larry Connor / Fern Prego | Porsche 911 Carrera RSR | D & L Performance | 2:05.9060 |
| 60th | 37 | Tom Burdsall / Peter Welter / Al Bacon | Mazda RX-7 | Burdsall-Welter Racing | 2:06.0180 |
| 61st | 71 | Charles Morgan / Bill Johnson / Jim Miller | Datsun 280ZX | Morgan Performance Group | 2:06.2170 |
| 62nd | 79 | Tom Winters / Bob Bergstrom / Peter Dawe | Porsche 924 Carrera GTR | Whitehall Promotions | 2:06.3820 |
| 63rd | 97 | Wally Dallenbach, Jr. / Willy T. Ribbs / Whitney Ganz | Toyota Celica | All American Racers | 2:06.4750 |
| 64th | 31 | Dale Kreider / Dick Neland | Chevrolet Camaro | Kendco | 2:06.9010 |
| 65th | 83 | Mike Gassaway / Scott Smith, Sr. / Joe Cogbill, Sr. / Joe Cogbill | Chevrolet Camaro | Thomas T. Ciccone | 2:06.9340 |
| 66th | 67 | Elliot Forbes-Robinson / Gary Witzenburg / Tony Swan | Pontiac Firebird | Trans Am Specialtes | 2:07.1850 |
| 67th | 60 | Steve Dietrich / Chris Ivey / Jim Cook | Mazda RX-7 | Team Morrison | 2:07.9300 |
| 68th | 89 | "Jamsal" / Eduardo Galdamez / Eduardo Barrientos | Porsche Carrera RSR | Taca El Salvador | 2:08.4150 |
| 69th | 27 | Jim Fowells / Ray Mummery / Tom Sheehy | Mazda RX-7 | Scuderia Rosso | 2:08.5580 |
| 70th | 90 | Mike Schaefer / Jack Refenning / John Belperche / Doug Zitza | Porsche 911 | 901 Shop | 2:10.0760 |
| 71st | 06 | Bobby Diehl / Roy Newsome | Mazda RX-7 | Bobby Diehl | 2:11.3420 |
| 72nd | 32 | Rick Cline / Paul Romano / Mike Powell | Mazda RX-7 | Richard Cline | 2:11.5000 |
| 73rd | 42 | Bill Bean / Buzz Cason / Gary Wonzer | Porsche 911 | Gary Wonzer | 2:12.3640 |
| 74th | 30 | Jack Rynerson / Ron Case | Porsche 911 | Case Racing | 2:14.2040 |
| 75th | 78 | Klaus Bitterauf / Vicki Smith / Scott Flanders | Porsche 911 | Der Klaus Haus | 2:14.8430 |
| 76th | 52 | Tom Cripe / Dick Gauthier / David Duncan / Jack Swanson | Porsche 911 | TFC Racing | 2:15.7900 |
| 77th | 72 | Gary Baker / Sterling Marlin | Chevrolet Corvette | John Josey | 2:16.4070 |
| 78th | 25 | Dave Cowart / Kenper Miller | March 82G Porsche | Red Lobster Racing | no time |
| 79th | 38 | Roger Mandeville / Amos Johnson / Danny Smith | Mazda RX-7 | Mandeville Auto/Tech | no time |
| 80th | 16 | Paul Goral / Larry Figaro / Nort Northam | Porsche 911 | Paul Goral | no time |
| 81st | 23 | Raul Garcia / Vince DiLella / Armando Fernandez | Chevrolet Camaro | Superior Racing Team | no time |