| series | Champcar complete |
| driver | Mike Spence |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1968 | Indy 500 | STP Corporation | 30 | STP | DNS | Lotus 56 4WD [2] | PrattWhitney ST6N-74 Turbine | |||
| 1968 | Indy 500 | STP Corporation | 60 | STP | DNS | Lotus 56 4WD [1] | PrattWhitney ST6N-74 Turbine |
