PORSCHE RACING HISTORYChassis No. 911 460 9090
1 September 1974 - Monza 6 Hours - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 37 | Porsche 911 Carrera RS | 911 460 9090 | GT3.0 | Silvano Pittini (I)/Antonio Zanussi (I) | Antonio Zanussi (I) | 13th | 13th | 28th | 173 laps |
28 September 1975 - Monza 6 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 41 | Porsche 911 Carrera RS | 911 460 9090 | GT3.0 | Luciano Lovato (I)/Silvano Pittini (I) | Lovato (Canegliano Corse) (I) | 7th | 7th | 17th | 178 laps |