PORSCHE RACING HISTORY1975 - Interserie Nürburgring Supersprint
7 September 1975 - Nürburgring Start- und Zielschleife, Germany
Tim Schenken wins in a Porsche 917/10
Overall - 1st, 3rd : Div.I - 1st, 3rd
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 1 | Porsche 917/10 | Div.I | Tim Schenken (AUS) | GELO-Racing-Team (D) | 1st | 1st | 3rd | 50 laps | |
| 0 | Porsche 908/03 Turbo | 908/03-006 | Div.I | Herbert Müller (CH) | Dr. H. Dannesberger (D) | 3rd | 2nd | 2nd | 50 laps |
| 2 | Porsche 917/10 | Div.I | Ernst Kraus (D) | Ernst Kraus (D) | 4th | 3rd | 7th | 50 laps | |
| 25 | Porsche 908/03 Turbo | 908/03-012 | Div.II | Jürgen Barth (D) | Jöst-Racing (D) | 10th | 5th | 9th | 47 laps |
| 5 | Porsche 908/03 Turbo | 908/03-008 | Div.II | Reinhold Jöst (D) | Jöst-Racing (D) | DNF | 5th |
Interserie
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