Martini Trophy: Andrea de Adamich, Autodelta Spa, Alfa Romeo T33/2 leads David Piper, David Piper Autoracing, Lola T70 Mk.3B GT Chevrolet.
Andrea de Adamich, Autodelta Spa, Alfa Romeo T33/2 leads David Piper, David Piper Autoracing, Lola T70 Mk.3B GT Chevrolet.