PORSCHE RACING HISTORYPorsche 917/10 - Chassis No. 917/10-017
1 April 1973 - Interserie Nürburgring - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 917/10 TC | 917/10-017 | INT | Georg Loos (D) | GELO-Racing-Team (D) | 6th | 6th | 10th | 14 laps |
24 June 1973 - Interserie Norisring - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 917/10 TC | 917/10-017 | Gr. 7 | Georg Loos (D) | Gelo-Racing-Team (D) | 2nd | 2nd | 6th | 139 laps |
19 August 1973 - Interserie Misano - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 917/10 TC | 917/10-017 | Georg Loos (D) | Gelo Racing Team (D) | DNF | 4th | Engine |