24 Hours of Le Mans
Vern Schuppan / Jean-Pierre Jarier, Grand Touring Cars Inc., Mirage GR 8 - Renault leads Sam Posey / Michel Leclëre, Grand Touring Cars Inc., Mirage GR8 - Renault, Jean-Pierre Beltoise / Al Holbert, Inaltera, Inaltera LM 77 - Ford Cosworth DFV and John Rulon-Miller / John Cooper / Peter Lovett, Charles Ivey Engineering, Porsche 911 Carrera RSR