PORSCHE RACING HISTORYPorsche 911 Carrera RSR - Chassis No. 911 460 9069
1 September 1974 - Monza 6 Hours - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 18 | Porsche 911 Carrera RSR | 911 460 9069 | GT3.0 | Edy Brandenberger (CH)/Harry Blumer (CH) | Porsche Club Romand (CH) | 8th | 8th | 15th | 188 laps |
29 November 1975 - Rheintal Hockenheim [GT] - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 911 Carrera RSR | 911 460 9069 | GT+2.0 | Edy Brandenberger (CH) | 9th | 9th |