 He won the IMSA Camel Lights sports car championship 3 years in a row, from 1991 to 1993, setting all-time qualifying and race win records, including winning the 24 Hours of Daytona twice, the 12 Hours of Sebring, and 1000km Suzuka event in Japan.He finished second in both 1989 and 1990 in the IMSA International Sedan Championship.He left professional sports car racing having set the all-time IMSA race win record at 54 victories.