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 1 14 MARCH 83G Porsche 4 Al Holbert-Jim Trueman 106 Laps 1.GTP
 2 45 LOLA T600 Chevrolet HU11 John Morton-Bob Lobenberg 106 Laps 2.GTP
 3 15 LOLA T600 Chevrolet HU4 John Kalagian-Rex Ramsay 105 Laps 3.GTP
 4 25 MARCH 83G Chevrolet 3 Dave Cowart-Kenper Miller 105 Laps 4.GTP
 5 83 DATSUN 280ZX Tc Don Devendorf-Tony Adamowicz 102 Laps 1.GTO
 6  7 MAZDA RX7 Pete Halsmer-Rick Knoop 101 Laps 2.GTO
 7 30 PORSCHE 935L JR-001 Gianpiero Moretti-Sarel van der Merwe 100 Laps 5.GTP
 8  9 PORSCHE 934 009 00030 Wayne Baker-Jim Mullen 99 Laps 3.GTO
 9 82 MAZDA RX7 Joe Varde-Jack Baldwin 99 Laps 1.GTU
10  4 CHEVROLET CAMARO Billy Hagan-Gene Felton 99 Laps 4.GTO
11 38 MAZDA RX7 Roger Mandeville-Amos Johnson 98 Laps 2.GTU
12 63 MAZDA RX7 Jim Downing-John Maffucci 97 Laps 3.GTU
13  8 PORSCHE 911 John Johnson-Walt Maas 95 Laps 4.GTU
14 70 PORSCHE 911 Brent Regan-Larry Chmura 95 Laps 5.GTU
15 44 JAGUAR XJR5 005 Bob Tullius-Bill Adam 94 Laps 6.GTP
16 79 PORSCHE 924GTR Tom Winters-Bob Bergstrom 94 Laps 6.GTU
17 81 PORSCHE 911 Gary Nylander-Don Bell 93 Laps 7.GTU
18 08 PORSCHE 911 Gary Auberlen-Peter Jauker 89 Laps 8.GTU
19 51 PORSCHE 911 Nick Feodorhoff-Bernie Neumann 78 Laps 9.GTU
20 17 MAZDA M10A Toivo Heininen-Terry Visger 75 Laps 10.GTU
21 69 PORSCHE CARRERA RSR Terry Herman-Don Madsen 65 Laps 5.GTO
22 31 PORSCHE CARRERA RSR Tom Alan Marx-Bill Follmer 63 Laps 6.GTO
23 91 DATSUN 280ZX Ray McIntyre 62 Laps 11.GTU
24  5 LANCIA SCORPION Leo Weber-Wolfgang Nachsel 62 Laps 7.GTO
25 21 PONTIAC FIREBIRD Harry Kauffman-Pete Brallier 43 Laps 8.GTO
26 48 DATSUN 280ZX Frank Honsowetz-Max Jones 43 Laps 12.GTU
27 86 LOLA T600 Porsche HU8 Hurley Haywood 42 Laps 7.GTP
28 12 MARCH 83G Chevrolet Doc Bundy 42 Laps 8.GTP
29 18 BMW M1 Fomfor 33 Laps 9.GTO
30  0 CHEVROLET CORVETTE Frank Search 28 Laps 10.GTO
31 11 BMW M1 4301065 Chuck Kendall 26 Laps 11.GTO
32 42 MAZDA RX7 Jeff Kline 24 Laps 13.GTU
33 90 DATSUN 260Z Jerry Murch 8 Laps 14.GTU
34 95 DATSUN 280ZX Bob Leitzinger 4 Laps 15.GTU

Cars that did not start