| Date | Place |
Division |
Start |
Finish | Owner |
# |
Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 10 1972 | Watkins Glen International | IMSA GT | 22 | 97 | Porsche | 79 | running | ||||
| Jun 10 1973 | Pocono International Raceway | IMSA GT | 22 | 97 | Porsche 911 | 111 | running | ||||
| Jul 21 1973 | Watkins Glen International | FIA World Sports Car Championship | 36 | 36 | Hans Niederer | 97 | Porsche 911 | 0 | did not start | 0 | |
| Sep 2 1974 | Lime Rock Park | IMSA GT | 24 | 30 | 97 | Porsche 911 | 17 | ||||
| Sep 2 1974 | Lime Rock Park | IMSA GT | 25 | 97 | Porsche 911 | 57 |