Tom Samida Ralph Beckman Plymouth Barracuda 1967 Gene Henderson Wayne Zitkus Ford Cortina 1968 Karl Goering Harry Ward Plymouth Barracuda 1969 Scott Harvey Ralph Beckman Sunbeam Arrow 1970 Scott Harvey Ralph Beckman Sunbeam Arrow 1971 Scott Harvey Tom King Plymouth Cricket 1972 Gene Henderson Ken Pogue Jeep Wagoneer 1973 Walter Boyce Doug Woods Toyota Corolla WRC 1974 Jean-Luc Thérier Christian Delferrier Renault 17 Gordini WRC 1975 Sobiesław Zasada Wojciech Schramm Porsche 911 1976 Bob Hourihan Steve Ruiz Porsche 911 1977 Hendrik Blok Tom Grimshaw Plymouth Arrow 1978 John Buffum Doug Shepherd Triumph TR7 1979 Taisto Heinonen John Bellefleur Toyota Celica 1980 Rod Millen Cam Warren Mazda RX-7 1981 Rod Millen R. Dale Kraushaar Mazda RX-7 1982 John Buffum Doug Shepherd Audi Quattro 1983 Hannu Mikkola Fabrizia Pons Audi Quattro 1984 Rod Millen R.Dale Kraushaar Mazda RX-7 1985 Rod Millen John Bellefleur Mazda RX-7 1986 John Buffum Tom Grimshaw Audi Quattro 1987 John Buffum Tom Grimshaw Audi Quattro 1988 Paul Choiniere Tom Grimshaw Audi Quattro 1989 Rod Millen Harry Ward Mazda 323 1990 Paul Choiniere Scott Weinhemer Audi Quattro 1991 Chad DiMarco Eric Hauge Subaru Legacy 1992 Dick Corley Lance Smith Mitsubishi Eclipse 1993 Carl Merrill John Bellefleur Ford Escort RS Cosworth 1994 Scott Harvey Ralph Beckman Eagle Talon 1995 Bill