2005
SPEED World Challenge - GT
2nd
2004
SPEED World Challenge - GT
1st
2000
American Le Mans Series - GTS
3rd
1999
24 Hours of Le Mans - GTS
2nd
1998
24 Hours of Le Mans - GT2
2nd
1992
SCCA Tide Trans-Am Tour
3rd
1990
SCCA World Challenge - Super Production
3rd
1989
SCCA Coors RaceTruck Challenge
3rd
1988
SCCA Coors RaceTruck Challenge
1st
1987
SCCA Coors RaceTruck Challenge
3rd
1986
SCCA/Escort Endurance Championship - SS
1st
1980
SCCA National Championship Runoffs GT4
2nd