PORSCHE RACING HISTORYChassis No. 917-053
The only competitive outing for this chassis was the 1971 Le Mans 24 Hours
13 June 1971 - Le Mans 24 Hours - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 22 | Porsche 917 K | 917-053 | S5.0 | Helmut Marko (A)/Gijs van Lennep (NL) | Martini International Racing (D) | 1st | 1st | 5th | 397 laps |