Welcome to the IMSA History unofficial website

This site is aimed at bringing you memories from the glory days of sportscar racing in the US.

Contribute

 Contact

 1  6 PORSCHE 935K3 000 0009 John Fitzpatrick-Dick Barbour 165 Laps 1.GTX
 2  9 PORSCHE 935K3 009 00030 Bobby Rahal-Bob Garretson 162 Laps 2.GTX
 3 86 PORSCHE 935 930 890 0018 Hurley Haywood-Bruce Leven 161 Laps 3.GTX
 4 94 PORSCHE 934/5 930 670 0152 Dale Whittington-Michael Chandler 160 Laps 4.GTX
 5 05 PORSCHE 935K3 009 0005 Bob Akin-Roy Woods-Ralph Kent Cooke 160 Laps 5.GTX
 6 13 PORSCHE 935 930 770 0905 Randolph Townsend-Bruce Jenner 160 Laps 6.GTX
 7  5 PORSCHE 935K3 Charles Mendez-Brian Redman 155 Laps 7.GTX
 8 54 PORSCHE CARRERA RSR Tony Garcia-Terry Herman 151 Laps 1.GTO
 9 47 MAZDA RX7 Brad Frisselle-Yoshimi Katayama 148 Laps 1.GTU
10 23 DATSUN 280ZX Frank Carney-Dick Davenport 148 Laps 2.GTU
11 89 PORSCHE CARRERA RSR Ernesto Soto-Pierre Honegger 147 Laps 2.GTO
12 03 PORSCHE 934 930 670 0162 Werner Frank-Roger Schramm 147 Laps 3.GTO
13 77 MAZDA RX7 Roger Mandeville-Stu Fisher 146 Laps 3.GTU
14 31 PORSCHE CARRERA RSR Darrell Overstreet-Dennis Lanfre-Tom Alan Marx 145 Laps 4.GTO
15 82 MAZDA RX7 John Casey-Rick Knoop 143 Laps 4.GTU
16 68 PORSCHE CARRERA RSR 005 0009 Luis Mendez-Jaime Rodriguez 143 Laps 5.GTO
17 19 PORSCHE 911 Sergio Nardi-Angel Nardi 142 Laps 6.GTO
18 49 DATSUN 240Z Joel Anderson-Rich Sloma 142 Laps 5.GTU
19 46 PORSCHE CARRERA RSR 911 360 1099 Mauricio de Narvaez-Albert Naon 141 Laps 7.GTO
20 49 PORSCHE CARRERA RSR Bob Copeman-Mark Speer 138 Laps 8.GTO
21 45 PORSCHE 914/6 Ray Ratcliff-Bill Koll 137 Laps 6.GTU
22 39 PORSCHE 911 Jerry Barker-Claudia LaCava 136 Laps 7.GTU
23 88 PORSCHE 911 Barry Maaschoff-Steve Michaelson-Joe Korpiel 135 Laps 9.GTO
24 66 FERRARI 365GTB4 16407 Joe Crevier-Pete Halsmer 134 Laps 10.GTO
25  7 MAZDA RX7 Walt Bohren-Takashi Yorino 130 Laps 8.GTU
26 57 PORSCHE 914/4 Paul Haas-Margie Smith-Haas-Jeff Scott 130 Laps 9.GTU
27 44 TRIUMPH TR8 Bob Tullius-Bill Adam 129 Laps 11.GTO
28  8 LANCIA STRATOS Anatoly Arutunoff-José Marina 128 Laps 10.GTU
29 81 MAZDA RX7 Steve Dietrich-Tom Winters 115 Laps 11.GTU
30 91 PORSCHE 935K3 009 00015 Don Whittington-Bill Whittington 114 Laps 8.GTX
31 56 PORSCHE 911 911 210 0224 Rick Borlase-Don Kravig-Michael Hammond 112 Laps 12.GTO
32 83 DATSUN 280ZX Don Devendorf-Tony Adamowicz 111 Laps 12.GTU
33 30 PORSCHE 935J 930 890 0014 Gianpiero Moretti-Milt Minter 95 Laps 9.GTX
34 73 PORSCHE 911 Jerry Demele-John Goodspeed-Frank Bramante 86 Laps 13.GTU
35 01 CHEVROLET MONZA Turbo Dekon 1006 George Follmer-Skeeter McKitterick 82 Laps 10.GTX
36 96 DATSUN 240Z George Alderman-Steve Earle 75 Laps 14.GTU
37 22 PORSCHE CARRERA RSR Volker Bruckmann-David Goodell 71 Laps 13.GTO
38 76 CHEVROLET CORVETTE Joe Chamberlain-John Chamberlain 67 Laps 11.GTX
39 28 PORSCHE 914/6 473 29 24107 Bob Zulkowski-Bill Johnson 67 Laps 15.GTU
40 95 DATSUN 240Z Fred Stiff-Sam Posey 65 Laps 16.GTU
41 74 CHEVROLET CORVETTE Pete Brallier-David Mock 64 Laps 14.GTO
42 06 PORSCHE CARRERA RSR Paul Fassler-Jim Mullen 63 Laps 15.GTO
43 71 DATSUN 200SX Bill Long-Don Roberts 63 Laps 17.GTU
44 55 PORSCHE 935 930 890 0013 Howard Meister-John Morton 60 Laps 12.GTX
45 41 CHEVROLET CORVETTE Bill Craine-Al James 56 Laps 16.GTO
46 27 PORSCHE 911 Joel Morenfeld-Sam Pontier-Steve Jones 55 Laps 18.GTU
47  0 PORSCHE 935K3 000 00017 Ted Field-Danny Ongais 54 Laps 13.GTX
48 10 CHEVROLET CAMARO Bob Raub-Michael Oleyar 54 Laps 17.GTO
49 11 PORSCHE 911 Bobbee Nylander-Gary Nylander 54 Laps 19.GTU
50 20 CHEVROLET MONZA Dekon 1012 Chris Cord-Jim Adams 51 Laps 14.GTX
51  3 MARCH M1 Chevrolet 003 Jim Busby-Geoff Brabham 37 Laps 15.GTX
52 48 CHEVROLET CORVETTE John Carusso-Phil Currin 37 Laps 18.GTO
53  2 DOME TOYOTA CELICA Tc Nobuhide Tachi-Tim Sharp-Fumiyasu Sato 36 Laps 16.GTX
54 59 PORSCHE 935 930 990 0030 Peter Gregg-Al Holbert 27 Laps 17.GTX
55 25 BMW M1 4301040 David Cowart-Kenper Miller 22 Laps 18.GTX
56 64 PORSCHE 911 Dennis Aase-Alan Johnson 20 Laps 20.GTU
57 09 PORSCHE 935K3 930 890 0021 John Paul-Preston Henn 19 Laps 19.GTX
58 79 MAZDA RX7 Bob Bergstrom-Pat Bedard 15 Laps 21.GTU
59 17 MAZDA RX7 Jeff Kline-Jim Downing 3 Laps 22.GTU
60 90 DATSUN 280ZX Edward Johnson-Edward Malloy-Hugh McDonough 0 Lap 23.GTU

Cars that did not start

   00 PORSCHE 935K3 Danny Ongais-Ted Field GTX
   04 CHEVROLET CORVETTE David Ward-Walt Snow GTO
   18 CHEVROLET MONZA Chris Cord-Bill Adam GTX
   24 PORSCHE 924 Wayne Nunnally-John Goodspeed GTU
   34 PORSCHE 911 Craig Ritchie-Mike Miller-Bob Ryan GTU
   37 PORSCHE CARRERA RSR Honorato Espinosa-Jorge Cortes GTO
   42 HONDA CIVIC Bill Shaw-Nort Northam GTU
   61 PLYMOUTH VOLARE Tom Waugh GTO
   62 PORSCHE 911 Bill Koll-Jim Cook GTU
   69 FERRARI 512BB John Duffy-Dick Ferguson GTX
   85 CHEVROLET CORVETTE Jacques Bienvenue-Douglas Rowe GT
   93 PORSCHE 935K3 Don Whittington-Bill Whittington GTX
   02 CHEVROLET CORVETTE Cliff Gotlob GTO
   07 PORSCHE 935 930 770 0958 Ludwig Heimrath GTX
    4 DATSUN 240Z Mike Downs-Ron Emmerson GTU
   12 BMW M1 Bruce Jenner GTX
   14 PORSCHE 935 Bill Johnson-Jeff Scott GTX
   38 PORSCHE CARRERA RSR 911 460 9113 Bonky Fernandez-Tato Ferrer GTO
   51 PORSCHE CARRERA RSR 911 360 0601 John Hotschkis-John Hotschkis Jr GTO
   98 DATSUN 280ZX Frank Leary-Casey Mollett GTU