PORSCHE RACING HISTORYHorst Hoier (D)
1972 : Nürburgring 1000 km - 3rd in class
28 May 1972 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 81 | Porsche 914/6 | 914 043 0185 | GT2.0 | Walter Simonis (D)/Horst Hoier (D) | Walter Simonis (D) | 29th | 3rd | 49th | 34 laps |