| Indianapolis 500 Career Summary | ||||||||
| Starts | Total Laps | Best Start | Best Finish | Top 5 | Top 10 | Races led | Laps led | Winnings |
| 8 | 1202 | 12 | 3 | 4 | 4 | 0 | 0 | $193,171 |
| Year | Fin. | St. | Car# | Car Name/Entrant* | C/E/T | Qual. Spd. | Run/Out | Laps | Led | Winnings |
| 1966 | 5 | 17 | 94 | Gerhardt | Gerhardt/Offy | 158.550 | Running | 198 | 0 | $21,987 |
| 1967 | 16 | 14 | 15 | Thermo-King Auto Air Conditioning | Gerhardt/Offy | 163.770 | Spun out | 177 | 0 | $12,273 |
| 1968 | 3 | 17 | 15 | City of Lebanon | Gerhardt/Offy | 165.190 | 149.224 | 200 | 0 | $44,960 |
| 1969 | 4 | 24 | 9 | Krohne Grain Transport | Gerhardt/Offy | 165.420 | 152.177 | 200 | 0 | $30,612 |
| 1970 | 16 | 22 | 23 | Sprite | Coyote/Offy | 165.900 | Accident | 160 | 0 | $17,552 |
| 1971 | 32 | 30 | 23 | Sprite | Kuzma/Ford | 170.200 | Accident | 10 | 0 | $14,153 |
| 1972 | 18 | 12 | 23 | Gilmore Racing | Coyote/Ford | 181.380 | Fuel injection | 126 | 0 | $17,146 |
| 1973 | 4 | 19 | 19 | Atlanta Falcons | Eagle/Foyt | 190.220 | Running | 131 | 0 | $34,488 |
| Indianapolis 500 Career Summary | ||||||||
| Starts | Total Laps | Best Start | Best Finish | Top 5 | Top 10 | Races led | Laps led | Winnings |
| 8 | 1202 | 12 | 3 | 4 | 4 | 0 | 0 | $193,171 |