Watkins Glen 6 Hours: Alain De Cadenet / Lothar Motschenbacher, Ecurie Francorchamps, Ferrari 512 M leads Nanni Galli / Vic Elford, Autodelta SpA, Alfa Romeo T33/3.
Alain De Cadenet / Lothar Motschenbacher, Ecurie Francorchamps, Ferrari 512 M leads Nanni Galli / Vic Elford, Autodelta SpA, Alfa Romeo T33/3.