| Date | Place |
Division |
Start |
Finish | Owner |
# |
Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 5 1965 | Road America | SCCA US Road Racing Championship | 18 | North Dakota Racing Team | 18 | Porsche 718 RS60 | running | ||||
| Sep 4 1966 | Road America | SCCA US Road Racing Championship | 19 | NoDak | 18 | Porsche 904 GTS | 97 | 50 | did not finish | ||
| Feb 2 1975 | Daytona International Speedway | IMSA GT/World Sports Car Championship | 33 | 40 | Barrick Motor Racing | 89 | Porsche 911S | 158 | 0 | did not finish |