| 1968 | — | GT | — | Scuderia Filipinetti | Ferrari 275 GTB/C | Ferrari 3286 V12 à 60° Goodyear (N° Plaq: GE51180) (N° 9079) | Goodyear | 78 | Jacques Rey |
| 1969 | — | GT | — | Scuderia Filipinetti | Ferrari 275 GTB/C | Ferrari 3285 V12 à 60° Goodyear (N° Plaq: GE51180) (N° 9079) | Goodyear | 39 | Jacques Rey |
| 1970 | — | GTS | — | Claude Haldi / Hart Ski Racing | Porsche 911 S | Porsche 2246 F6 Dunlop | Dunlop | 124 | Arthur Blank |
| 1971 | — | SP | — | Claude Haldi | Porsche 908/02 | Porsche 908 2996 F8 Firestone (N° 908-022) | Firestone | 3 | Hans-Dieter Weigel |
| 1972 | — | GTS | — | Claude Haldi | Porsche 911 S | Porsche 2492 F6 Dunlop | Dunlop | 208 | Paul Keller / Gedehem (Gérard Dantan-Merlin) |
| 1973 | — | S | — | Martini Racing Team | Porsche Carrera RSR | Porsche 2998 F6 Dunlop (N° 911 360 0588 R6) | Dunlop | 54 | Reinhold Joest |
| 1974 | — | GTS | — | Escuderia Montjuich | Porsche Carrera RSR | Porsche 2993 F6 Dunlop (N° 911 460 9058) | Dunlop | 93 | José Maria Fernandez / Jean-Marc Seguin |
| 1975 | 15. | GTX | 1. | Porsche Club Romand | Porsche Carrera Turbo | Porsche 2992 F6 Turbo Dunlop | Dunlop | 290 | Bernard Béguin / Peter Zbinden |
| 1975 | — | GTS | — | Escuderia Montjuich | Porsche Carrera RSR | Porsche 2993 F6 Michelin (N° 911 460 9058) | Michelin | 0 | Juan Fernandez / Franklin Perez |
| 1976 | — | IV | — | Schiller Racing Team | Porsche 934 | Porsche 930/71 2993 F6 Turbo Goodyear (N° 930 670 0178) | Goodyear | 4 | Florian Vetsch |
| 1977 | — | IV | — | Schiller Racing Team | Porsche 934 | Porsche 930/71 2993 F6 Turbo Goodyear (N° 930 670 0178) | Goodyear | 4 | Florian Vetsch / Angelo Pallavicini |
| 1978 | — | V | — | Haberthur / Mecarillos Racing Team | Porsche 935/76A Turbo | Porsche 2992 F6 Bi-turbo Goodyear (N° 930 770 0904) | Goodyear | 3 | Herbert Müller / Nico (Nick McGranger) |
| 1979 | 11. | V | 4. | Claude Haldi | Porsche 935 | Porsche 930/78 2994 F6 Turbo Dunlop (N° 930 770 0904) | Dunlop | 271 | Herbert Loewe / Rodrigo Teran |
| 1980 | — | V | — | Meccarillos Racing Team | Porsche 935 | Porsche 2857 F6 Turbo Dunlop (N° 930 890 0015) | Dunlop | 37 | Bernard Béguin / Volkert Merl |
| 1981 | — | V | — | Claude Haldi | Porsche 935 K2 | Porsche 2992 F6 Turbo Dunlop (N° 930 890 0020) | Dunlop | 260 | Mark Thatcher / Hervé Poulain |
| 1982 | — | V | — | Claude Haldi | Porsche 935 K3 | Porsche 2994 F6 Turbo Dunlop (N° 930 890 0015) | Dunlop | 141 | Rodrigo Teran / François Hesnault |
| 1983 | — | Gr B | — | Claude Haldi | Porsche 930 | Porsche 3299 F6 Turbo Michelin (N° 930 970 0069) | Michelin | 217 | Günther Steckkönig / Bernd Schiller |
| 1984 | 16. | Gr B | 2. | Claude Haldi | Porsche 930 | Porsche 4190 F6 Turbo Michelin (N° 930 970 0069) | Michelin | 284 | Altfrid Heger / Jean Krucker |
| 1985 | — | Gr C1 | — | WM Peugeot | WM P83b | Peugeot PRV ZNS4 2850 V6 à 90° Bi-turbo Michelin | Michelin | 73 | Roger Dorchy / Jean-Claude Andruet |
| 1986 | 12. | Gr C2 | 3. | WM Secateva | WM P85 | Peugeot PRV ZNS4 2664 V6 à 90° Turbo Michelin | Michelin | 300 | Roger Dorchy / Pascal Pessiot |
| 1987 | — | IMSA | — | Rothmans Porsche AG | Porsche 961 | Porsche 935/82 2847 F6 Turbo Dunlop (N° WP0ZZZ93ZFS010016) | Dunlop | 199 | René Metge / Kees Nierop / Günther Steckkönig |
| 1988 | — | C1 | — | WM Secateva | WM P88 - Peugeot | Peugeot PRV ZNS4 2850 V6 à 90° Turbo Michelin (N° P88) | Michelin | 59 | Roger Dorchy / Jean-Daniel Raulet |
| 1988 | — | C1 | — | WM Secateva | WM P87 - Peugeot | Peugeot PRV ZNS4 2850 V6 à 90° Turbo Michelin (N° P87) | Michelin | 22 | Pascal Pessiot / Jean-Daniel Raulet |
| 1993 | 18. | Cat.4 | 4. | Scuderia Chicco d'Oro | Porsche Carrera RSR | Porsche M64/04 3756 F6 Pirelli (N° 6071) | Pirelli | 299 | Olivier Haberthur / Charles Margueron |