| series | Champcar complete |
| team | Bill Guynn |
| year | race | car | entry | driver | start | finish | chassis | engine | laps led | * | |
| 1969 | Pikes Peak | 13 | Clifton | Jack Guynn |  | 8 | 10 | McDowell 4WD D | Chevy | 15 |
1 entry
| series | Champcar complete |
| team | Bill Guynn |
| year | race | car | entry | driver | start | finish | chassis | engine | laps led | * | |
| 1969 | Pikes Peak | 13 | Clifton | Jack Guynn | | 8 | 10 | McDowell 4WD D | Chevy | 15 |