PORSCHE RACING HISTORY1985 - Mosport 1000 km
11 August 1985 - Mosport Park, Canada
Hans-Joachim Stuck and Derek Bell win in a Porsche 962 C. Manfred Winkelhock crashed heavily at turn 2 driving a Porsche 962 C for Kremer Racing with co-driver Mark Surer, he succumbed to his injuries the following day
Overall - 1st, 2nd : C1 - 1st, 2nd
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 2 | Porsche 962 C | 962C-003 | C1 | Hans-Joachim Stuck (D)/Derek Bell (GB) | Rothmans Porsche (D) | 1st | 1st | 1st | 253 laps |
| 1 | Porsche 962 C | 962C-004 | C1 | Jacky Ickx (B)/Jochen Mass (B) | Rothmans Porsche (D) | 2nd | 2nd | 2nd | 253 laps |
| 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 |
| 153 | Porsche 911 Carrera RSR | IMSA | Rudy Bartling (CDN)/Fritz Hochreuter (CDN) | Fritz Hochreuter (CDN) | DNF | 16th | 125 laps - Engine | ||
| 139 | Porsche 911 Carrera RSR | IMSA | Rainer Brezinka (CDN)/Jack Burnett (USA)/John Centeno (CDN) | R & H Racing (CDN) | DNF | 17th | 103 laps - Engine | ||
| 10 | Porsche 962 C | 962C-110 | C1 | Manfred Winkelhock (D)/Marc Surer (CH) | Kremer Porsche Racing (D) | DNF | 4th | 69 laps - Fatal Accident |
World Endurance Championship Mosport 1000 km
Previous 1985 - Sears Point 300 km Next 1985 - Road America 500 Miles