| 1993 | 12 | 23 | 80 | Budweiser King | Lola / Chevrolet Indy C / Goodyear | 217.453 | Running | 199 | 15 | $194,870 |
| 1992 | 3 | 22 | 27 | Menard-Conseco | Lola / Buick / Goodyear | 223.744 | 134.375 | 200 | 4 | $368,533 |
| 1990 | 13 | 30 | 40 | Miller High Life | March / Alfa Romeo / Goodyear | 212.087 | Running | 186 | 0 | $136,387 |
| 1989 | 24 | 2 | 25 | Marlboro | Penske / Chevrolet Indy / Goodyear | 223.471 | Clutch | 68 | 0 | $132,903 |
| 1988 | 3 | 3 | 1 | Hertz | Penske / Chevrolet Indy / Goodyear | 215.27 | Running | 199 | 12 | $228,903 |
| 1987 | 1 | 20 | 25 | Cummins/Holset Turbo | March / Cosworth / Goodyear | 207.423 | 162.175 | 200 | 18 | $526,763 |
| 1986 | 22 | 5 | 11 | Hertz | Penske / Ilmor / Goodyear | 212.295 | Vibration | 149 | 0 | $81,563 |
| 1985 | 4 | 7 | 11 | Hertz | March / Cosworth / Goodyear | 210.523 | Running | 199 | 0 | $102,533 |
| 1984 | 3 | 10 | 2 | Miller High Life | March / Cosworth / Goodyear | 204.441 | Running | 198 | 0 | $117,416 |
| 1983 | 2 | 7 | 7 | Hertz Penske | Penske / Cosworth / Goodyear | 201.954 | 161.954 | 200 | 61 | $179,086 |
| 1982 | 5 | 16 | 10 | Longhorn Racing | Longhorn / Cosworth / Goodyear | 195.567 | Running | 197 | 0 | $60,326 |
| 1981 | 17 | 9 | 88 | Valvoline-Longhorn | Longhorn / Cosworth / Goodyear | 192.719 | Running | 166 | 0 | $31,600 |
| 1980 | 27 | 9 | 5 | Longhorn Racing | Longhorn / Cosworth / Goodyear | 186.442 | Cylinder | 33 | 0 | $25,151 |
| 1979 | 22 | 3 | 2 | Pennzoil | Chaparral / Cosworth / Goodyear | 192.503 | Transmission | 104 | 85 | $39,646 |
| 1978 | 1 | 5 | 2 | 1st National City Travelers Checks | Lola / Cosworth / Goodyear | 196.474 | 161.363 | 200 | 121 | $290,364 |
| 1977 | 3 | 3 | 21 | American Racing | Parnelli / Cosworth / Goodyear | 195.95 | Running | 199 | 17 | $67,232 |
| 1976 | 7 | 4 | 21 | American Racing | Parnelli / Cosworth / Goodyear | 186.258 | Running | 101 | 0 | $27,442 |
| 1975 | 16 | 11 | 4 | Viceroy | Eagle / Offy / Goodyear | 185.452 | Rod | 157 | 0 | $18,300 |
| 1974 | 18 | 26 | 15 | Viceroy | Eagle / Offy / Firestone | 183.889 | Valve | 131 | 0 | $17,492 |
| 1973 | 20 | 8 | 4 | Viceroy | Parnelli / Offy / Firestone | 194.879 | Piston | 75 | 18 | $20,628 |
| 1972 | 2 | 19 | 4 | Viceroy | Parnelli / Offy / Firestone | 183.617 | 160.192 | 200 | 0 | $95,258 |
| 1971 | 1 | 5 | 1 | Johnny Lightning | P.J. Colt / Ford / Firestone | 174.622 | 157.735 | 200 | 103 | $238,454 |
| 1970 | 1 | 1 | 2 | Johnny Lightning 500 | P.J. Colt / Ford / Firestone | 170.221 | 155.749 | 200 | 190 | $271,698 |
| 1968 | 26 | 6 | 24 | Retzloff Chemical | Lola / Ford / Firestone | 167.069 | Accident | 40 | 0 | $10,120 |
| 1967 | 2 | 9 | 5 | Retzloff Chemical | Lola / Ford / Firestone | 164.594 | Running | 198 | 0 | $67,127 |
| 1966 | 12 | 23 | 18 | STP Oil Treatment | Lotus / Ford / Firestone | 162.272 | Accident | 161 | 0 | $14,965 |
| 1965 | 9 | 32 | 45 | Sheraton-Thompson | Lola / Ford / Goodyear | 154.44 | Running | 196 | 0 | $14,416 |