PORSCHE RACING HISTORYPorsche 914/6 - Chassis No. 914 143 0178
9 May 1971 - Spa 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 49 | Porsche 914/6 | 914 143 0178 | GT2.0 | Gerd F. Quist (D)/Dietrich Krumm (D) | Max Moritz (D) | 9th | 1st | 21st | 53 laps |
30 May 1971 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 94 | Porsche 914/6 | 914 143 0178 | GT2.0 | Gerd F. Quist (D)/Dietrich Krumm (D) | Autohaus Max Moritz (D) | 14th | 1st | 31st | 36 laps |
13 June 1971 - Le Mans 24 Hours - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 69 | Porsche 914/6 GT | 914 143 0178 | GT2.0 | Gerd F. Quist (D)/Dietrich Krumm (D) | Autohaus Max Moritz (D) | DNF | 37th | 160 laps - Gearbox |
31 August 1975 - DRM Hockenheim Preis der Nationen - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 46 | Porsche 914/6 | 914 143 0178 | GT2.0 | Manfred Laub (D) | Autohaus Max Moritz GmbH (D) | 1st | 20 laps |
22 April 1979 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 82 | Porsche 914/6 | 914 143 0178 | GTU | Rodd Harrison (USA)/William Brewster (USA) | Schneider Autohaus | 23rd | 9th | 40th | 164 laps |