PORSCHE RACING HISTORYJan Lammers (NL)
1985
28 April 1985 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956GTi-106B | C1 | Jonathan Palmer (GB)/Jan Lammers (NL) | Richard Lloyd Racing with Porsche (GB) | 5th | 5th | 3rd | 132 laps |
12 May 1985 - Silverstone 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956GTi-106B | C1 | Jonathan Palmer (GB)/Jan Lammers (NL) | Richard Lloyd Racing with Porsche (GB) | 5th | 5th | 5th | 207 laps |