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.

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 1 14 PORSCHE CARRERA RSR Al Holbert-Elliot Forbes Robinson 230 Laps 1.GTO
 2  1 PORSCHE CARRERA RSR Michael Keyser-Milt Minter 229 Laps 2.GTO
 3 76 PORSCHE CARRERA RSR George Stone-Mike Downs 224 Laps 3.GTO
 4 42 BMW 3.0 CSL Brett Lunger-Andy Peterey 223 Laps 4.GTO
 5 62 PORSCHE CARRERA RSR 911 460 0111 Bob Bergstrom-George Dyer 222 Laps 5.GTO
 6  4 PORSCHE CARRERA RSR 911 460 0037 Bill Webbe-Bob Bondurant 222 Laps 6.GTO
 7 24 BMW 3.0 CSL John Buffum-Steve Behr 219 Laps 7.GTO
 8 13 CHEVROLET CAMARO Warren Agor-Wilbur Pickett 216 Laps 8.GTO
 9 72 PORSCHE CARRERA RSR Peter Papke-John Thomas 215 Laps 9.GTO
10 44 CHEVROLET CORVETTE Richard Ortman-Jim Moyer 206 Laps 10.GTO
11 41 CHEVROLET CAMARO Herb Jones-Rajah Rodgers 205 Laps 11.GTO
12 51 PORSCHE 911S Michael Sherwin-Fred Baker 204 Laps 1.GTU
13 45 PORSCHE 911S Mike Landrum-Jerry Schaub 203 Laps 2.GTU
14 12 CHEVROLET CORVETTE Clay Young-Ford Smith 203 Laps 12.GTO
15 65 PORSCHE CARRERA RSR Gregg Loomis-Pete Harrison 201 Laps 13.GTO
16 91 PORSCHE 911S Mike Tillson-Dieter Oest 201 Laps 3.GTU
17 71 CHEVROLET CAMARO Bob Christiansen-Gary Myers 199 Laps 14.GTO
18 59 PORSCHE CARRERA RSR 911 460 9054 Peter Gregg-Hurley Haywood 189 Laps 15.GTO
19 17 CHEVROLET CORVETTE 194678S402486 Jerry Thompson-Vince Gimondo 188 Laps 16.GTO
20 57 JAGUAR XKE Glenn Bunch-Al Taylor 187 Laps 17.GTO
21 68 CHEVROLET CORVETTE Rick Hay-Bob Nagel 180 Laps 18.GTO
22  6 PORSCHE 911S 911 030 1263 Paul Spruell-Bill Bean 176 Laps 4.GTU
23 69 PORSCHE 911S Frank Harmstad-John O'steen 169 Laps 5.GTU
24 26 CHEVROLET CAMARO Mike Williamson-Al Cosentino 166 Laps 19.GTO
25 30 CHEVROLET CAMARO Tony Garcia-Albert Naon 159 Laps 20.GTO
26 46 DATSUN 240Z Spencer Buzbee-Craig Ross 156 Laps 6.GTU
27 25 ALFA ROMEO MONTREAL Bert Everett-Paul Nichter 152 Laps 21.GTO
28 49 SHELBY 350GT John Goodson-Bill Shaw 144 Laps 22.GTO
29 95 PORSCHE CARRERA RSR Skip Barber-Bob Hagestad 135 Laps 23.GTO
30 110 CHEVROLET CAMARO Tom Nehl-Bob Mitchell 133 Laps 24.GTO
31 27 PORSCHE 911S Tom Fehr-Richard Weiss 133 Laps 7.GTU
32  3 FORD CAPRI RS Horst Kwech-Harry Theodoracopoulos 97 Laps 25.GTO
33 16 CHEVROLET CORVETTE Lawrence Whyte-Bob Tice 91 Laps 26.GTO
34 81 PORSCHE CARRERA RSR 911 460 9083 Elliot Forbes Robinson-Gray Egerton 80 Laps 27.GTO
35  2 CHEVROLET CAMARO Tim Chitwood-Joie Chitwood 77 Laps 28.GTO
36 43 PORSCHE CARRERA RSR Dave Helmick-John Graves 76 Laps 29.GTO
37  5 CHEVROLET CORVETTE Warren Stumes-Herb Kanady 62 Laps 30.GTO
38 83 CHEVROLET CORVETTE Lou D'Amico-Phil Currin 51 Laps 31.GTO
39 74 PORSCHE CARRERA RSR Ludwig Heimrath-Jim Cook 50 Laps 32.GTO
40  0 CHEVROLET CAMARO George Gunlock-Bob McClurg 48 Laps 33.GTO
41 23 PORSCHE CARRERA RSR 911 460 0100 Charlie Kemp-Alan Johnson 33 Laps 34.GTO
42 67 PORSCHE 914/6  914 043 1262 David McClain-Dave White 27 Laps 8.GTU
43 89 PORSCHE 911S Don Parish-Ed Taylor-Dave Causey 27 Laps 9.GTU
44 11 CHEVROLET CAMARO Byron Cook-Bill Campbell-George Bryant 26 Laps 35.GTO
45 93 CHEVROLET CAMARO Gene Harrington-Allan Barker 22 Laps 36.GTO
46 48 CHEVROLET CORVETTE John Greenwood 17 Laps 37.GTO
47 78 CHEVROLET CORVETTE 194379S700187 Babe Headley-Paul Misuriello 17 Laps 38.GTO
48 96 CHEVROLET CAMARO Gene Felton-Jack Baldwin 3 Laps 39.GTO
49 88 CHEVROLET CAMARO Maurice Carter-Tony de Lorenzo 1 Lap 40.GTO
50 58 PORSCHE 911S Adrian Gang-Dennis Aase 1 Lap 10.GTU
51 10 CHEVROLET CORVETTE Bill McVey-Mike Hollowell 1 Lap 41.GTO
52 18 FORD MUSTANG Gerre Payvis-Bill Spreadbury 0 Lap 42.GTO

Cars that did not start

    7 CHEVROLET NOVA Bob Buchler-Eddie Johnson GTO
    8 CHRYSLER BARRACUDA Tom Flavin-Carson Baird GTO
   15 CHEVROLET CORVETTE Lynn South-Leo Parker GTO
   19 PORSCHE 911 Doug Henson GTU
   28 CHEVROLET CAMARO Byron Cook-George Bryan-Bill Campbell GTO
   35 BMW 2002 Phil Dermer-Fred Miller GTU
   39 CHEVROLET CORVETTE Wiley Doran-Gustav Mason O'Keiff GTO
   47 CHEVROLET CORVETTE Jon Thorne-Pat Sundman GTO
   50 DE TOMASO MANGUSTA Bob McGraw-Pete Stanford-Max Sebba GTO
   54 PORSCHE 911 George Drolsom-Harold Williamson GTU
   55 PORSCHE 914/6 Lee Cutler-Jack Swanson GTU
   63 PORSCHE 911 Rusty Bond-George Rollin GTU
   64 CHEVROLET CAMARO C.C Canada-Russ Boykin-Rick Bell GTO
   66 BMW 2002 James Comer-Russ Norburn-Harry Ingle GTU
   85 PORSCHE 914/6 John Hulen-Erwin Dollinger GTU
   92 PORSCHE 911 David Olimpi-Bill Kontes GTU
   98 CHEVROLET CORVETTE James Alspaugh-Gene Persinger GTO
   99 CHEVROLET CORVETTE Phil Currin-Lou D'Amico GTO