Porsche 935/77 337 Porsche Type-935 3.0L Turbo Flat-6 6 Gr.5+2.0 44 Porsche Kremer Racing Jim Busby Chris Cord Rick Knoop Porsche 935/77 336 Porsche Type-935 3.0L Turbo Flat-6 7 Gr.5+2.0 41 Mondelo ASA Cachia Team Pace Alfredo Guaraná Paulo Gomes Mário Amaral Porsche 935/77 329 Porsche Type-935 3.0L Turbo Flat-6 8 Gr.5+2.0 43 Martini Racing Porsche System Manfred Schurti Rolf Stommelen Porsche 935/78 326 Porsche 3.2L Turbo Flat-6 9 GTP3.0 72 Jean Rondeau Jean Rondeau Bernard Darniche Jacky Haran Rondeau M378 294 Ford Cosworth DFV 3.0L V8 10 S+2.0 10 Grand Touring Cars Inc. Vern Schuppan Jacques Laffite Sam Posey Mirage M9 293 Renault 2.0L Turbo V6 11 S2.0 31 ROC La Pierre du Nord Michel Pignard Lucien Roussiaud Laurent Ferrier Chevron B36 284 ROC-Chrysler 2.0L I4 12 GT3.0 66 BP Racing / Anne-Charlotte Verney Anne-Charlotte Verney Xavier Lapeyre François Servanin Porsche 911 Carrera RSR 279 Porsche 3.0L Flat-6 13 GTP3.0 71 André Chevalley Racing André Chevalley François Trisconi Inaltera LM 279 Ford Cosworth DFV 3.0L V8 14 IMSA+2.5 97 Charles Ivey Racing Larry Perkins Gordon Spice John Rulon-Miller Porsche 911 Carrera RSR 278 Porsche 3.0L Flat-6 15 S+2.0 8 Alain de Cadenet Alain de Cadenet Chris Craft De Cadenet-Lola LM 273 Ford Cosworth DFV 3.0L V8 16 IMSA+2.5 86 Écurie Grand Competition Cars North American Racing Team François