PORSCHE RACING HISTORYJean-Robert Corthay (CH)
1974
1 September 1974 - Monza 6 Hours - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 911 Carrera | GT3.0 | Jean-Robert Corthay (CH)/Georges Morand (CH) | Bricolens Interracing Switzerland (CH) | 14th | 14th | 27th | 171 laps |