% Wins
No Rank
% Poles
No Rank
% Fastest Laps
No Rank
Overall Results
Races
Races
| Pos | Date | Race | Entrant / Team | Championship |
|---|
Class
Class
| Pos | Class | Date | Race | Entrant / Team | Championship |
|---|---|---|---|---|---|
| 9 | Gr.5 | 1978-07-08 | XI Watkins Glen 6 hours | Rennsport Porsche Works S | World Sportscar |
| 3 | Gr.4 | 1977-07-09 | X Watkins Glen 6 hours | Michael Callas Rennsport Porsche S | World Sportscar |
| DNS | GTO | 1977-02-05 | XII Daytona 24 hours | Peter Papke | World Sportscar |
| 10 | GTO | 1975-02-01 | X Daytona 24 hours | Peter Papke | World Sportscar |