PORSCHE RACING HISTORYLudwig Heimrath, Jr (CDN)
1985
11 August 1985 - Mosport 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 956 | 956-105 | C1 | Ludwig Heimrath, Jr (CDN)/Ludwig Heimrath, Sr (CDN)/Kees Kroesemeijer (NL) | Kremer Porsche Racing (D) | 4th | 4th | 6th | 234 laps |