| series | Champcar complete |
| driver |  Gary Ponzini |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1970 | Sacramento | William Seidelman | 85 | Seidelman | DNS | Ward 69 D [4] | Offy 252 |
1 entry
| series | Champcar complete |
| driver | Gary Ponzini |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1970 | Sacramento | William Seidelman | 85 | Seidelman | DNS | Ward 69 D [4] | Offy 252 |