United States GP: Helmut Marko, BRM P160 leads Sam Posey, Surtees TS9 Ford, David Hobbs, McLaren M19A Ford and Nanni Galli, March 711 Ford.
Helmut Marko, BRM P160 leads Sam Posey, Surtees TS9 Ford, David Hobbs, McLaren M19A Ford and Nanni Galli, March 711 Ford.