PORSCHE RACING HISTORYChassis No. 911 360 0576 R5
25 March 1973 - Vallelunga 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 8 | Porsche 911 Carrera RSR | 911 360 0576 R5 | GT | Gijs van Lennep (NL)/Herbert Müller (CH) | Martini Racing Team (D) | 8th | 2nd | 15th | 251 laps |
15 April 1973 - Dijon 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 911 Carrera RSR | 911 360 0576 R5 | GT | Herbert Müller (CH)/Gijs van Lennep (NL) | Martini Racing Team (D) | 9th | 1st | 15th | 266 laps |
6 May 1973 - Spa 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 40 | Porsche 911 Carrera RSR | 911 360 0576 R5 | GT | George Follmer (USA)/Reinhold Jöst (D) | Porsche Stuttgart (D) | 10th | 1st | 20th | 60 laps |
27 May 1973 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 66 | Porsche 911 Carrera RSR | 911 360 0576 R5 | GT+1.6 | George Follmer (USA)/Willi Kauhsen (D) | Martini Racing/Porsche AG (D) | DNF | 16th | 6 laps - Engine |