PORSCHE RACING HISTORYThierry Boutsen (B)
1983 : Monza 1000 km - 1st overall : Silverstone 1000 km - 3rd overall
10 April 1983 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 956 | 956-104 | C | Bob Wollek (F)/Thierry Boutsen (B) | Electrodyne Performance | 1st | 1st | 2nd | 173 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 |
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 |
2 October 1983 - Fuji 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 956 | 956-112 | C | Henri Pescarolo (F)/Thierry Boutsen (B) | Matsuda Conection | 4th | 4th | 3rd | 218 laps |