24 Hours of Le Mans: Jo Siffert / Brian Redman, J.W. Automotive Engineering, Porsche 917 K - Porsche 912, leads Piers Courage / Andrea de Adamich, Autodelta SpA, Alfa Romeo T33/3.
Jo Siffert / Brian Redman, J.W. Automotive Engineering, Porsche 917 K - Porsche 912, leads Piers Courage / Andrea de Adamich, Autodelta SpA, Alfa Romeo T33/3.