PORSCHE RACING HISTORYChassis No. 911 360 0020 R2
13 May 1973 - Targa Florio - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 911 Carrera RSR | 911 360 0020 R2 | S3.0 | Leo Kinnunen (FI)/Claude Haldi (CH) | Martini Racing | 3rd | 3rd | 15th | 11 laps - 7:12:42 |
10 June 1973 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 48 | Porsche 911 Carrera RSR | 911 360 0020 R2 | GT3.0 | Peter Gregg (USA)/Guy Chasseuil (F) | Porsche Sonauto BP Racing (F) | 14th | 3rd | 36th | 299 laps |