PORSCHE RACING HISTORYJan Lammers (NL)
b. 2 June 1956 (Zandvoort, Netherlands) - d.
Wikipedia
Johannes Antonius "Jan" Lammers
1983 1984 1985 19861983 : Silverstone 1000 km - 3rd overall : Nürburgring 1000 km - 3rd overall
10 April 1983 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Jan Lammers (NL)/Tiff Needell (GB)/Richard Lloyd (GB) | Richard Lloyd Racing | 6th | 6th | 8th | 161 laps |
8 May 1983 - Silverstone 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Jan Lammers (NL)/Richard Lloyd (GB)/Thierry Boutsen (B) | Richard Lloyd Racing | 3rd | 3rd | 9th | 205 laps |
29 May 1983 - Nürburgring 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Keke Rosberg (SF)/Jan Lammers (NL)/Jonathan Palmer (GB) | Richard Lloyd Racing | 3rd | 3rd | 4th | 43 laps |
19 June 1983 - Le Mans 24 Hours - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Jonathan Palmer (GB)/Jan Lammers (NL)/Richard Lloyd (GB) | Richard Lloyd Racing | 8th | 8th | 6th | 339 laps |
4 September 1983 - Spa 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Jan Lammers (NL)/Thierry Boutsen (B) | Richard Lloyd Racing | 9th | 9th | 11th | 127 laps |
10 December 1983 - Kyalami 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 956 | 956-106 | C | Jan Lammers (NL)/Jonathan Palmer (GB) | Richard Lloyd Racing | 5th | 5th | 5th | 225 laps |