PORSCHE RACING HISTORYManfred Winkelhock (D)
1985 : Mugello 1000 km - 2nd overall : Monza 1000 km - 1st overall
14 April 1985 - Mugello 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 C | 962C-110 | C1 | Marc Surer (CH)/Manfred Winkelhock (D) | Porsche Kremer Racing (D) | 2nd | 2nd | 7th | 190 laps |
28 April 1985 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 C | 962C-110 | C1 | Manfred Winkelhock (D)/Marc Surer (CH) | Porsche Kremer Racing (D) | 1st | 1st | 8th | 138 laps |
12 May 1985 - Silverstone 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 C | 962C-110 | C1 | Manfred Winkelhock (D)/Marc Surer (CH) | Kremer Porsche Racing (D) | 4th | 4th | 4th | 210 laps |
14 July 1985 - Hockenheim 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 962 C | 962C-110 | C1 | Manfred Winkelhock (D)/Marc Surer (CH) | Porsche Kremer Racing (D) | DNF | 4th | 86 laps - Fuel fire |
11 August 1985 - Mosport 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 C | 962C-110 | C1 | Manfred Winkelhock (D)/Marc Surer (CH) | Kremer Porsche Racing (D) | DNF | 4th | 69 laps - Fatal Accident |