| Pos | Class | No | Team | Drivers | Car | Tyre | Laps |
| 1 | GTP | 5 | Bob Akin Motor Racing | Bob Akin
Hans-Joachim Stuck
Jo Gartner | Porsche 962 | Y | 287 |
| 2 | GTP | 67 | BF Goodrich | Darin Brassfield
John Morton
Jim Busby | Porsche 962 | BF | 279 |
| 3 | GTP | 14 | Holbert Racing | Al Holbert
Derek Bell
Al Unser Jr. | Porsche 962 | G | 269 |
| 4 | GTO | 7 | 7-Eleven/Roush Racing | Scott Pruett
Bruce Jenner | Ford Mustang | G | 265 |
| 5 | GTO | 50 | Roush/Folger's/Motorcraft | Bill Elliott
Ricky Rudd | Ford Mustang | ? | 265 |
| 6 | Lights | 66 | STS-Mike Meyer Racing | Jim Rothbarth
Mike Meyer
Jeff Kline | Royale RP40 | ? | 246 |
| 7 | GTO | 88 | Morrison Cook Motorsport | Ron Grable
John Heinricy
Bobby Carradine | Chevrolet Corvette | G | 245 |
| 8 | GTU | 38 | Mandeville Auto Tech | Roger Mandeville
Danny Smith | Mazda RX-7 | ? | 240 |
| 9 | Lights | 63 | Certified Brakes Racing | Jim Downing
John Maffucci
John O'Steen | Argo JM19 | G | 238 |
10 DNF | GTO | 92 | Van Every Racing | Lance van Every
Ash Tisdelle
Rusty Bond | Chevrolet Camaro | G | 233 |
| 11 | GTO | 58 | Rick Borlase | Rick Borlase
Jim Torres
Michael Hammond | Porsche 934 | F | 231 |
| 12 | GTO | 90 | Road Circuit Technology | Les Delano
Jeremy Nightingale
Patty Moise | Chevrolet Camaro | G | 230 |
| 13 | GTU | 75 | C C R | Bob Reed
Tommy Kendall
John Hogdal | Mazda RX-7 | F | 226 |
14 DNF | GTU | 35 | Team Dallas | Jack Griffin
Bobby Hefner
Skip Winfree | Porsche 911 Carrera RSR | G | 225 |
| 15 | GTP | 16 | MHR Racing | Marty Hinze
Jack Newsum
Tom Blackaller | Porsche 935 K3 | G | 222 |
| 16 | GTU | 78 | 901 Racing | Peter Uria
Larry Figaro
Jack Refenning | Porsche 911 Carrera RSR | G | 220 |
| 17 | Lights | 61 | Deco Sales | Brent O'Neill
Steve Shelton
Don Courtney | Argo JM16 | ? | 219 |
| 18 | GTU | 45 | Turbo Concepts | Herman Galeano
Christian Jacobs
Pedro Cardenas | Porsche 911 | G | 209 |
| 19 | GTO | 62 | Roush Racing | Chris Marte
Tim Coconis | Ford Mustang | G | 200 |
| 20 | Lights | 29 | Ares Sports | Ron Canizares
Bill Jacobson
Howard Katz | Tiga GT285 | ? | 198 |
| 21 | GTU | 39 | R&H Racing | Rainer Brezinka
Rudy Bartling
John Centano | Porsche 911 | G | 197 |
| 22 | Lights | 42 | White/Allen Porsche | John Higgins
Chip Mead
Howard Cherry | Fabcar CL | B | 184 |
23 DNF | Lights | 22 | Team 22/Sherri Cup | Paul Corazzo
Ed Flemke
Tom Hessert | Royale RP40 | H | 181 |
24 DNF | Lights | 6 | Morgan Performance | Charles Morgan
Logan Blackburn | Tiga GT286 | B | 181 |
25 DNF | GTO | 34 | Latino Racing | Kikos Fonseca
Luis Mendez
"Jamsal" | Porsche 934 | F | 174 |
| 26 | GTO | 64 | Raintree Corporation | Lanny Hester
Maurice Hassey | Ford Mustang | G | 173 |
| 27 | GTO | 26 | Bob's Speed Products | Del Russo Taylor
Mike Hackney
Arvid Albanese | Pontiac Firebird | G | 172 |
28 DNF | GTO | 02 | Spirit Racing | Wally Dallenbach Jr.
Tommy Byrne | Chevrolet Camaro | G | 171 |
29 DNF | GTO | 87 | Morrison Cook Motorsport | Don Knowles
Bob McConnell
Tommy Morrison | Chevrolet Corvette | G | 171 |
30 DNF | GTU | 17 | Al Bacon Racing | Al Bacon
Bill Scott
Dennis Krueger | Mazda RX-7 | B | 168 |
| 31 | GTU | 54 | S P Racing | Gary Auberlen
Peter Jauker
Cary Eisenlohr
Karl Durkheimer | Porsche 911 Carrera RSR | B | 166 |
32 DNF | Lights | 37 | Burdsall/Newsome Racing | Roy Newsome
Tom Burdsall
Peter Welter | Tiga GT285 | H | 162 |
33 DNF | GTP | 99 | Roy Baker Promotions | Costas Los
Dudley Wood | Tiga GC285 | ? | 160 |
| 34 | GTU | 21 | Wonzer Racing | John Hofstra
Charles Slater
Mick Robinson | Porsche 911 | G | 160 |
35 DNF | GTU | 60 | Latino Racing | Luis Mendez
Mauricio de Narváez | Porsche 911 Carrera RSR | F | 159 |
| 36 | GTU | 57 | Kryderacing | Reed Kryder
Tom Palmer
Todd Morici | Nissan 280ZX | G | 157 |
37 DNF | GTO | 31 | CRT Contracting Corporation | Ken Bupp
Guy Church
E. J. Generotti | Chevrolet Camaro | H | 156 |
38 DNF | Lights | 11 | Kendall Racing | Chuck Kendall
Paul Lewis
Max Jones | Lola T616 | B | 153 |
39 DNF | GTP | 46 | R C Buick Hawk | John Paul Jr.
Whitney Ganz
Ken Madren | March 85G | G | 151 |
| 40 | GTO | 85 | Highlands County Racing | William Boyer
Steve Roberts
Mike Rand
Robby Unser | Pontiac Firebird | ? | 151 |
41 DNF | GTU | 71 | Team Highball | Amos Johnson
Dennis Shaw
Jack Dunham | Mazda RX-7 | Y | 150 |
42 DNF | GTO | 30 | Skoal Bandits | Pancho Carter
Buz McCall
Tom Sheehy
Walt Bohren | Chevrolet Camaro | G | 147 |
43 DNF | GTO | 47 | Dingman Bros Racing | Elliot Forbes-Robinson
Tommy Riggins | Pontiac Firebird | G | 147 |
44 DNF | GTP | 04 | Group 44 | Brian Redman
Vern Schuppan
Hurley Haywood | Jaguar XJR-7 | G | 146 |
45 DNF | GTO | 9 | OMR Engines | Ric Moore
Hoyt Overbagh
Chris Gennone | Chevrolet Camaro | G | 145 |
46 DNF | GTP | 8 | Henn's Swap Shop Racing | Drake Olson
A. J. Foyt | Porsche 962 | G | 141 |
47 DNF | GTU | 89 | Team Hunt Racing | Tom Hunt
James Shelton | Mazda RX-7 | H | 140 |
48 DNF | Lights | 27 | MSB Racing | Jim Fowells
Dave Cowart
Kenper Miller | Argo JM19 | H | 136 |
49 DNF | GTP | 82 | K&P Racing | David Fuller
Mark Montgomery | Chevrolet Corvette | ? | 127 |
50 DNF | GTU | 08 | Simms-Romano Enterprises | Paul Romano
Jim Freeman
James Nelson | Mazda RX-7 | ? | 125 |
51 DNF | Lights | 01 | Gaston Andrey Racing | Roger Andrey
Bob Herlin
Rick Mancuso | Alba AR2 | B | 123 |
52 DNF | GTO | 83 | Shafer Racing | George Shafer
Joe Maloy
Bill McVay | Chevrolet Camaro | ? | 114 |
53 DNF | GTP | 44 | Group 44 | Bob Tullius
Chip Robinson
Claude Ballot-Léna | Jaguar XJR-7 | G | 106 |
54 DNF | Lights | 93 | Mid-O Racing | Kelly Marsh
Ron Pawley
Don Marsh | Argo JM16 | ? | 102 |
| 55 | GTO | 96 | Bob's Speed Products | Bob Lee
Bill Julian
Timothy S. Lee
Jim Saxon | Buick Skyhawk | G | 97 |
56 DNF | GTO | 25 | Lucas Truck Service | Tom Nehl
Jim Fortin
Scott Gaylord | Chevrolet Camaro | ? | 96 |
| 57 | GTO | 48 | Gary Wonzer | Gary Wonzer
Miguel Pagan
Bruce Dewey
Tom Cripe | Porsche 911 Carrera RSR | ? | 94 |
58 DNF | GTU | 41 | Lion Rampant | Chaunce Wallace
Van McDonald
Kevin Bruce | Mazda RX-7 | B | 90 |
59 DNF | GTU | 36 | Case Racing | Ron Case
Dave Panaccione | Porsche 924 Carrera GTR | F | 83 |
60 DNF | GTO | 98 | All American Racers | Chris Cord
Dennis Aase | Toyota Celica | G | 73 |
61 DNF | GTO | 28 | Texas Enterprises/US Tobacco | Terry Labonte
Phil Parsons
Benny Parsons | Oldsmobile Calais | ? | 67 |
62 DNF | Lights | 13 | Outlaw Racing Team | Frank Rubino
Ray Mummery
Reggie Smith | Argo JM19 | H | 65 |
63 DNF | GTO | 51 | Dave Heinz Imports | Dave Heinz
Don Yenko
Steve Zwiren | Chevrolet Corvette | ? | 65 |
64 DNF | GTO | 76 | Peerless Racing | Jack Baldwin
Jim Miller | Chevrolet Camaro | G | 57 |
65 DNF | Lights | 80 | Gaston Andrey Racing | Carlo Facetti
Martino Finotto
Ruggero Melgrati | Alba AR6 | B | 41 |
66 DNF | GTP | 05 | Jerry Kendall | Jerry Kendall
Dave White
Werner Frank | Porsche 935 | G | 40 |
67 DNF | GTO | 73 | Eurospec Imports | Carlos Munoz
Carlos Migoya
Luis Albiza | Chevrolet Camaro | G | 40 |
68 DNF | GTP | 00 | Hotchkis Racing | Jim Adams
John Hotchkis
John Kalagian | March 83G | B | 38 |
69 DNF | GTP | 86 | Bayside Disposal Racing | Bob Wollek
Paolo Barilla
Bruce Leven | Porsche 962 | B | 36 |
70 DNF | GTU | 24 | Global Racing | Carlos Ruesch
Hugo Gralia
Alan Andrea
John Clark | Mazda RX-7 | H | 28 |
71 DNF | GTO | 69 | Rick Balderson | Bill Gardner
John Greene
Steve Noffke | Chevrolet Monza | H | 28 |
72 DNF | GTO | 55 | Bud Light Corvette | Craig Rubright
Greg Walker
Nort Northam | Chevrolet Corvette | ? | 27 |
73 DNF | GTO | 77 | Sunrise Racing | Jeff Loving
James Lee | Chevrolet Camaro | ? | 16 |
74 DNF | GTP | 0 | Joest Racing | Giampiero Moretti
Randy Lanier
"John Winter" | Porsche 962 | G | 10 |
75 DNF | GTP | 4 | Lee Racing | Jim Mullen
Lew Price
Carson Baird | Chevrolet Corvette GTP | ? | 9 |
76 DNF | GTO | 72 | Whitehall-Rocketsports | Bob Bergstrom
Paul Gentilozzi
Gene Felton
Tom Winters | Oldsmobile Toronado | ? | 9 |
| DNS | GTU | 91 | Foreign Matter Racing | Fin Tomlinson
John Finger
Ron Finger | Mazda RX-7 | Y | 0 |
| DNS | GTO | 56 | Hi-Fi Hospital | Bob Henderson
Timothy Lee
Victor Costanzo | Chevrolet Camaro | ? | 0 |
| DNS | GTP | 12 | BMW North America | David Hobbs
John Watson | BMW GTP | G | 0 |
| DNS | GTP | 18 | BMW North America | Bobby Rahal
John Watson | BMW GTP | G | 0 |
| DNS | GTP | 19 | BMW North America | John Andretti
Davy Jones | BMW GTP | G | 0 |
| DNS | GTP | 68 | BF Goodrich | Jim Busby
Oscar Larrauri | Porsche 962 | BF | 0 |
| DNS | Lights | 79 | Whitehall-Rocketsports | Skeeter McKitterick
Bill Koll | Alba AR5 | ? | 0 |