| series | Champcar complete |
| driver |  Bob Carpenter |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1956 | Atlanta | Peter Wales | 35 | Peter Wales Trucking | 11 | 12 | Kurtis 4000 D [345-52] | Offy 270 |
1 entry
| series | Champcar complete |
| driver | Bob Carpenter |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1956 | Atlanta | Peter Wales | 35 | Peter Wales Trucking | 11 | 12 | Kurtis 4000 D [345-52] | Offy 270 |