| Date | Place |
Division |
Start |
Finish | Owner |
# |
Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 29 1972 | Lime Rock Park | IMSA GT | 8 | Jim Glanton | 92 | Porsche 911S | 125 | 220 | running | ||
| Dec 1 1974 | Daytona International Speedway | IMSA GT | 10 | 4 | Porsche Carrera | 59 | running | 0 | |||
| Mar 22 1975 | Sebring International Raceway | IMSA GT | 71 | 29 | Holbert's Porsche-Audi | 914 | Porsche 914 | 151 | running | ||
| May 26 1975 | Lime Rock Park | IMSA GT | 11 | 11 | Porsche Carrera | 63 | running | ||||
| May 26 1975 | Lime Rock Park | IMSA GT | 12 | 11 | Porsche Carrera | 63 | running |