| YEAR |
CLASS |
Fastest Qualifier |
MPH |
FASTEST RACE LAP |
MPH |
| 2004 |
GTS
GT |
Ron Fellows
Timo Bernhard |
113.796
106.727 |
Oliver Gavin
Jon Fogarty |
113.684
107.114 |
| 2003 |
GTS
GT |
Oliver Gavin
Timo Bernhard |
111.910
105.695 |
Darren Turner
Jorg Bergmeister |
111.598
105.472 |
| 2002 |
GTS
GTS |
Ron Fellows
Sasha Maassen |
111.279
104.503 |
Tomas Enge
Lucas Luhr |
112.304
104.088 |
| 2001 |
GTS
GT |
Oliver Gavin
Sasha Maassen |
110.607
105.077 |
Terry Borcheller
Jorg Muller |
110.04
105.14 |
| 2000 |
GTS
GTS |
Ron Fellows
Dirk Muller |
111.320
104.820 |
Olivier Beretta
Dirk Muller |
109.75
103.27 |
| 1999 |
GTS
GT |
Ron Fellows
Randy Pobst |
108.372
102.170 |
Andy Pilgrim
Randy Pobst |
106.11
101.42 |
| 1998 |
GT-1
GT-2
GT-3 |
Shane Lewis
Nick Ham
Bill Auberlen |
107.943
103.065
99.457 |
Andy Wallace
Ron Fellows
Henry Taleb |
111.60
102.98
99.12 |
| 1997 |
GT-1
GT-2
GT-3 |
Jeff Purner
Price Cobb
Bill Auberlen |
107.364
103.389
101.577 |
Eric Bernard
Bob Wollek
Randy Pobst |
108.10
101.59
98.85 |
| 1996 |
GT-1
GT-2 |
Irv Hoerr
Pete Halsmer |
107.887
99.885 |
Darin Brassfield
David Donohue |
104.52
98.32 |
| 1995 |
GT-1
GT-2 |
Irv Hoerr
Ruggero Melgrati |
107.414
99.889 |
Steve Millen
Rob Wilson |
105.26
98.45 |
| 1994 |
GTS
GTU |
Paul Gentilozzi
Bill Auberlen |
110.039
100.929 |
Scott Pruett
Jim Pace |
106.88
98.83 |
| 1993 |
GTS
GTU
IGT |
Darin Brassfield
Don Knowles
Walter Rohrl |
113.246
99.738
108.896 |
Tom Kendall
Bill Auberlen
Walter Rohrl |
106.92
98.33
101.57 |
| 1992 |
GTS
GTU |
Steve Millen
David Loring |
109.235
100.261 |
Irv Hoerr
David Loring |
107.42
97.01 |
| 1991 |
GTO
GTU |
Steve Millen
Bob Leitzinger |
107.832
98.622 |
Price Cobb
David Loring |
107.22
97.13 |
| 1990 |
GTO
GTU |
Pete Halsmer
David Loring |
113.600
105.610 |
Pete Halsmer
Stu Hayner |
111.70
103.47 |
| 1989 |
GTO
GTU |
Pete Halsmer
Luis Mendez |
112.274
102.649 |
John Morton
Amos Johnson |
109.76
100.85 |
| 1988 |
GTO
GTU |
Pete Halsmer
Amos Johnson |
113.085
100.772 |
Greg Pickett
Al Bacon |
109.76
99.18 |
| 1987 |
GTO
GTU |
Jack Baldwin
Al Bacon |
109.301
100.678 |
Greg Pickett
Al Bacon |
107.35
96.75 |
| 1986 |
GTO
GTU |
Jack Baldwin
Roger Mandeville |
119.666
109.741 |
Jack Baldwin
Tom Kendall |
116.22
107.29 |
| 1985 |
GTO
GTU |
Walt Bohren
E. Forbes-Robinson |
111.575
106.970 |
Wally Dallenbach
E. Forbes-Robinson |
111.82
106.97 |
| 1984 |
GTO
GTU |
Gene Felton
E. Forbes-Robinson |
117.164
111.087 |
Paul Fassler
Bob Bergstrom |
114.34
106.96 |
| 1983 |
GTO
GTU |
Gene Felton
Joe Varde |
111.921
104.581 |
Carl Shafer
Joe Varde |
110.23
101.54 |
| 1982 |
GTO
GTU |
Tony Garcia
Jim Cook |
112.566
106.869 |
Tony Garcia
Roger Mandeville |
113.36
104.85 |
| 1981 |
GTO
GTU |
Marc Surer
Jim Cook |
114.297
108.571 |
Marc Surer
Lee Mueller |
114.24
107.47 |
| 1980 |
GTO
GTU |
Honorato Espinosa
Lee Mueller |
108.331
105.261 |
Mandy Gonzalez
Lee Mueller |
109.96
106.64 |
| 1979 |
GTO
GTU |
M. DeNarvaez
Dennis Aase |
106.399
103.837 |
Carl Shafer
Dennis Aase |
108.01
103.51 |