| 1979 | 12 | 16 | 77 | Dayton-Walther | Penske / Cosworth / Goodyear | 184.162 | Running | 191 | 0 | $24,739 |
| 1978 | 28 | 22 | 77 | Dayton-Walther | McLaren / Cosworth / Goodyear | 193.226 | Clutch | 24 | 0 | $16,560 |
| 1976 | 9 | 22 | 77 | Dayton-Walther | McLaren / Offy / Goodyear | 182.797 | Running | 100 | 0 | $23,728 |
| 1975 | 33 | 9 | 77 | Dayton-Walther | McLaren / Offy / Goodyear | 185.701 | Ignition | 2 | 0 | $14,954 |
| 1974 | 17 | 14 | 77 | Dayton-Walther | McLaren / Offy / Goodyear | 183.927 | Piston | 141 | 0 | $18,197 |
| 1973 | 33 | 17 | 77 | Dayton-Walther | McLaren / Offy / Goodyear | 190.739 | Accident | 0 | 0 | $13,963 |
| 1972 | 33 | 27 | 33 | Dayton Disc Brakes | P.J. Colt / Foyt / Firestone | 180.542 | Magneto | 0 | 0 | $14,538 |