24 Hours of Le Mans: Mario Casoni / Giampiero Biscaldi, Autodelta SpA, Alfa Romeo T33B/2, leads Jo Siffert / Hans Herrmann, Porsche System Engineering, Porsche 908.
Mario Casoni / Giampiero Biscaldi, Autodelta SpA, Alfa Romeo T33B/2, leads Jo Siffert / Hans Herrmann, Porsche System Engineering, Porsche 908.