24 Hours of Le Mans: Pierre Boutin / Patrice Sanson, P Boutin, Porsche 911S, leads Jochen Neerpasch / Rolf Stommelen, Porsche System Engineering, Porsche 910/6.
Pierre Boutin / Patrice Sanson, P Boutin, Porsche 911S, leads Jochen Neerpasch / Rolf Stommelen, Porsche System Engineering, Porsche 910/6.