24 Hours of Le Mans: Manfred Schurti / Rolf Stommelen, Martini Racing Porsche System, Porsche 935/78 - Porsche 935/71, and Didier Pironi / Jean-Pierre Jaussaud, Renault Sport, Renault-Alpine A442B, lead the field away from the grid.
Manfred Schurti / Rolf Stommelen, Martini Racing Porsche System, Porsche 935/78 - Porsche 935/71, and Didier Pironi / Jean-Pierre Jaussaud, Renault Sport, Renault-Alpine A442B, lead the field away from the grid.