| 1973 | Abandono | 9 | Mirage M 6 | Mike Hailwood/John Watson/Vern Schuppan |
| 1984 | Abandono | 40 | Jaguar XRJ 5 | Tony Adamowicz/John Watson/Claude Ballot-Léna
(*)-Tony Adamowicz/John Watson/Claude Ballot-Léna/Bob Tullius |
| 1985 | Abandono | 3 | Porsche 962 C | Al Holbert/Vern Schuppan/John Watson |
| 1987 | Abandono | 5 | Jaguar XJR-8 LM | Jan Lammers/John Watson/Win Percy
(*)-Jan Lammers |
| 1988 | Abandono | 3 | Jaguar XJR-9 LM | Raul Boesel/Henri Pescarolo/John Watson |
| 1989 | Abandono | 37 | Toyota 89 C-V | Geoff Lees/Johnny Dumfries/John Watson |
| 1990 | 11º (11º C1) | 44 | Porsche 962 C | John Watson/Bruno Giacomelli/Allen Berg |
(Grã-Bretanha) 