PORSCHE RACING HISTORYPorsche 911 S - Chassis No. 303 076
19 June 1966 - Le Mans 24 Hours - World Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 35 | Porsche 911 S | 303 076 | GT2.0 | "Franc" Jacques Dewes (F)/Jean Kerguen (F) | "J. Franc" | 14th | 1st | 50th | 284 laps |
16 June 1970 - Le Mans 24 Hours - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 64 | Porsche 911 S | 303 076 | GT2.0 | Jean Sage (F)/Pierre Greub (CH) | Claude Haldi (CH) | NC | 3rd | 44th | 254 laps |
16 May 1971 - Targa Florio - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 50 | Porsche 911 S | 303 076 | GT2.0 | Jean Selz (CH)/Jean Sage (F) | Porsche Club Romand (CH) | 17th | 4th | 37th | 9 laps |