| 1978 | — | V | — | Whittington Bros Racing | Porsche 935/77A Turbo | Porsche 930/78 2992 F6 Bi-turbo Goodyear (N° 930 890 0014 ou 0016) | Goodyear | 4 | Don Whittington / Bill Whittington |
| 1985 | 9. | Gr C1 | 9. | Porsche Kremer Racing - Kenwood | Porsche 962 C | Porsche 935/76 2649 F6 Bi-turbo Goodyear (N° 962 110) | Goodyear | 355 | Jean-Pierre Jarier / Mike Thackwell |
| 1986 | 10. | Gr C1 | 8. | John Fitzpatrick Racing (GB/USA) | Porsche 956/962 C | Porsche 935/76 2649 F6 Bi-turbo Goodyear (N° 956-112) | Goodyear | 311 | Philippe Alliot / Paco Romero / Michel Trollé |
| 1987 | 4. | C1 | 4. | Porsche Kremer Racing | Porsche 962 C | Porsche 935/79 2805 F6 Bi-turbo Yokohama (N° 962118) | Yokohama | 326 | George Fouche / Wayne Taylor |
| 1988 | 5. | C1 | 5. | Joest Racing | Porsche 962 C | Porsche 935/79 2850 F6 Bi-turbo Goodyear (N° 962-004) | Goodyear | 380 | David Hobbs / Didier Theys |
| 1989 | — | C1 | — | Repsol Brun Motorsport | Porsche 962 C | Porsche 2998 F6 Bi-turbo Yokohama (N° 117) | Yokohama | 81 | Rudolf Seher / Andrés Vilarino |
| 1990 | 2. | C1 | 2. | Silk Cut Jaguar | Jaguar XJR-12 | Jaguar 6995,3 V12 à 60° Goodyear (N° 290) | Goodyear | 355 | Jan Lammers / Andy Wallace |
| 1991 | — | Cat. 2 | — | Konrad Motorsport (AUT) /Joest Porsche Racing | Porsche 962 C | Porsche 3164 F6 Bi-turbo Yokohama (N° 001K) | Yokohama | 98 | Anthony Reid / Pierre-Alain Lombardi |
| 1993 | 19. | Cat.4 | 5. | Konrad Motorsport | Porsche Carrera RSR | Porsche M64/04 3756 F6 Yokohama | Yokohama | 293 | Jun Harada / Antonio de Azevedo Hermann |
| 1994 | — | LM GT1 | — | PN Racing / Konrad Motorsport | Porsche 911 Turbo | Porsche 3600 F6 Turbo Pirelli | Pirelli | 100 | Antonio de Azevedo Hermann / 'Mike Sommer' |
| 1995 | — | LM WSC | — | Porsche Kremer Racing | Kremer K8 Spyder | Porsche 935/76 2995 F6 Bi-turbo Goodyear (N° WSC01) | Goodyear | 163 | Jürgen Lässig / Antonio de Azevedo Hermann |
| 1996 | — | LM GT1 | — | Konrad Motorsport | Porsche 911 GT2 EVO | Porsche M64/83 3600 F6 Bi-turbo Michelin (N° 046013) | Michelin | 107 | Antonio de Azevedo Hermann / Wido Roessler |
| 1997 | — | LM GT1 | — | Franz Konrad Motorsport | Porsche 911 GT1 | Porsche 3163 F6 Bi-turbo Pirelli (N° 109) | Pirelli | 138 | Mauro Baldi / Robert Nearn |
| 1998 | — | LM GT2 | — | Konrad Motorsport | Porsche 911 GT2 | Porsche M64/81 3600 F6 Bi-turbo Dunlop (N° WP0ZZZ99ZTS394066) | Dunlop | 24 | Larry Schumacher / Nick Ham |
| 1999 | 18. | LM GTS | 7. | Konrad Motorsport | Porsche 911 GT2 | Porsche M64/81 3746 F6 Bi-turbo Dunlop (N° WP0ZZZ99ZTS393076) | Dunlop | 293 | Peter Kitchak / Charles Slater |
| 2001 | 18. | LM GTS | 3. | Saleen / Allen Speedlab | Saleen S7-R | Ford 6886 V8 à 90° Goodyear (N° 002R) | Goodyear | 246 | Oliver Gavin / Terry Borcheller |
| 2002 | 26. | LM GTS | 7. | Konrad Motorsport | Saleen S7-R | Ford Saleen 6886 V8 à 90° Pirelli (N° 002R) | Pirelli | 266 | Toni Seiler / Terry Borcheller |
| 2003 | — | LM GTS | — | Konrad Motorsport | Saleen S7-R | Saleen Ford 6886 V8 à 90° Dunlop (N° 002R) | Dunlop | 91 | Toni Seiler / Walter Brun |