PORSCHE RACING HISTORYChassis No. 906-156
11 June 1967 - Le Mans 24 Hours - International Manufacturers Championship : Prototypes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 66 | Porsche 906 | 906-156 | S2.0 | Gerhard Koch (D)/Christian Poirot (F) | Christian Poirot (F) | 8th | 2nd | 32nd | 321 laps |
19 May 1968 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 96 | Porsche 906 | 906-156 | S2.0 | Rainer Ising (D)/Karl Kalkuhl (D) | Rainer Ising (D) | DNF | 28th | DNF |
1 June 1969 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 71 | Porsche 906 | 906-156 | S2.0 | Günter Werlich (D)/Rainer Ising (D) | Rainer Ising (D) | 9th | 2nd | 17th | 39 laps |
18 April 1971 - Le Mans 3 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 906 | 906-156 | S2.0 | Barney Barnes (USA)/Peter Wiechert (D) | Peter Wiechert (D) | 3rd | 1st | 13th | 41 laps |