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1998:
1st - World Sports Car Championship, Butch Leitzinger
1st - Can Am Championship, James Weaver
2nd - Can Am, Butch Leitzinger
3rd - Can Am, Elliot Forbes-Robinson
4th - Can Am, Dorsey Schroeder
1997:
1st - World Sports Car Championship, Butch Leitzinger
2nd - World Sports Car Championship, Elliot Forbes-Robinson
3rd - World Sports Car Championship, James Weaver
1996:
3rd - World Sports Car Championship, Butch Leitzinger
1995:
2nd - World Sports Car Championship, James Weaver
1990:
4th - IMSA Camel GTP, James Weaver
1988:
3rd - IMSA Camel GTP, Price Cobb
1987:
2nd - IMSA Camel GTP, Price Cobb
1986:
2nd - IMSA Camel GTP, Price Cobb
6th - IMSA Camel GTP, Rob Dyson (Most Improved Driver)
Team Championships:
2002:
1st - Grand American Road Racing Association
2001:
1st - Grand American Road Racing Association
2000:
1st - Grand American Road Racing Association