| 1971 | 7. | SP | 1. | André Wicky Racing Team | Porsche 907 | Porsche 901 1981 F6 Firestone (N° 907 005) | Firestone | 305 | Peter Mattli |
| 1972 | 18. | S | 7. | Wicky Racing Team | Porsche 907 | Porsche 1981 F6 Firestone (N° 907 005) | Firestone | 252 | Peter Mattli / Hervé Bayard |
| 1972 | — | S | — | Wicky Racing Team | Porsche 908/02 | Porsche 908 2997 F8 Firestone (N° 908-02009) | Firestone | 0 | André Wicky |
| 1973 | — | TS | — | André Wicky Racing Team | BMW 3.O CSL Schnitzer | BMW 3310 S6 Firestone | Firestone | 1 | Cox Kocher / Jean-Pierre Aeschlimann |
| 1982 | — | Gr C | — | BASF Cassetten Team GS Sport | Sauber SHS C6 | Ford Cosworth DFL 3955 V8 à 90° Dunlop | Dunlop | 55 | Sigi Müller |
| 1983 | — | Gr C | — | Brun Motorsport | Sehcar C 83 | Porsche956 2649 F6 Bi-turbo Dunlop (N° 86C603) | Dunlop | 0 | Harald Grohs / Hans-Joachim Stuck |
| 1984 | 4. | Gr C | 4. | Brun Motorsport | Porsche 956 B | Porsche 935/76 2649 F6 Bi-turbo Dunlop (N° 956-116) | Dunlop | 339 | Leopold Von Bayern / Bob Akin |
| 1985 | — | Gr C1 | — | Brun Motorsport | Porsche 956 | Porsche 935/76 2649 F6 Bi-turbo Dunlop (N° 962 107) | Dunlop | 304 | Joël Gouhier / Didier Theys |
| 1986 | — | Gr C1 | — | Brun Motorsport | Porsche 962 | Porsche 935/76 2649 F6 Bi-turbo Michelin (N° 962-117) | Michelin | 75 | Massimo Sigala / Frank Jelinski |
| 1989 | — | C1 | — | Repsol Brun Motorsport | Porsche 962 C | Porsche 2998 F6 Bi-turbo Yokohama (N° 150) | Yokohama | 242 | Oscar Popi Larrauri / Jesus Pareja Mayo |
| 1990 | — | C1 | — | Repsol Brun Motorsport | Porsche 962 C | Porsche 3643 F6 Bi-turbo Yokohama (N° 150) | Yokohama | 353 | Oscar Popi Larrauri / Jesus Pareja Mayo |
| 1991 | 10. | Cat. 2 | 10. | Repsol Brun Motorsport | Porsche 962 C | Porsche 3164 F6 Bi-turbo Yokohama (N° 177) | Yokohama | 338 | Oscar Popi Larrauri / Jesus Pareja Mayo |
| 2000 | — | LM GTS | — | Team Goh / Chamberlain Engineering (J/GB) | Chrysler Viper GTS-R | Chrysler 356-T6 7986 V10 à 90° Michelin (N° C23) | Michelin | 210 | Toni Seiler / Christian Gläsel |
| 2001 | — | LM GTS | — | Konrad Motorsport | Saleen S7-R | Ford 6886 V8 à 90° Goodyear (N° 003R) | Goodyear | 4 | Toni Seiler / Charles Slater |
| 2002 | — | LM GTS | — | Konrad Motorsport | Saleen S7-R | Ford Saleen 6886 V8 à 90° Dunlop (N° 014R) | Dunlop | 83 | Charles Slater / Rodney Mall |
| 2003 | — | LM GTS | — | Konrad Motorsport | Saleen S7-R | Saleen Ford 6886 V8 à 90° Dunlop (N° 002R) | Dunlop | 91 | Franz Konrad / Toni Seiler |