Porsche Club Romand Bernard Cheneviére Peter Zbinden Nicolas Bührer Porsche 934 Porsche 3.0L Turbo Flat-6 31 Gr.5 46 Team Brock Peter Brock Brian Muir Jean-Claude Aubriet BMW 3.5CSL BMW 3.5L I6 32 GT 69 Schiller Racing Team Claude Haldi Florian Vetsch Porsche 934 Porsche 3.0L Turbo Flat-6 33 S3.0 18 Martini Racing Porsche System Reinhold Joest Jürgen Barth Porsche 936 Porsche Type-935 2.1L Turbo Flat-6 34 GTP 5 Ecurie T.S. Guy Chasseuil Claude Ballot-Léna WM P76 Peugeot PRV 2.7L V6 35 IMSA 78 Diego Febles Racing Diego Febles Alec Poole Hiram Cruz Porsche 911 Carrera RSR Porsche 3.0L Flat-6 36 S2.0 29 José Thibault José Thibault Alain Hubert Michel Lateste Lenham Ford Cosworth FVC 1.9L I4 37 Gr.5 44 A.S.P.M. - Tanday Music Jean-Claude Justice Jean Bélin BMW 3.5CSL BMW 3.5L I6 38 Gr.5 43 BMW Motorsport GmbH Schnitzer Motorsport Dieter Quester Albrecht Krebs Alain Peltier BMW 3.5CSL BMW 3.5L I6 39 S3.0 16 Egon Evertz K.G.