1965 - Started racing a Corvette
1971 - US F5000, 3rd
1972 - F2 (March): 24th
1973 - European & US F5000
1974 - European & US F5000
1975 - 3 F1 GP (Hesketh), 0 points
1976 - 12 F1 attempts (Surtees), 0 points. DNQ=2
1977 - 13 F1 attempts (Chesterfield racing), 0 points. DNQ France. DNS
Belgium, car not ready after engine change
1978 - 15 F1 attempts (14 Liggett Group, 1 Ensign), 0 points. DNQ=7