Canadian GP: Chris Amon, Matra MS120B leads Mario Andretti, Ferrari 312B2, Denny Hulme, McLaren M19A Ford, Clay Regazzoni, Ferrari 312B2 and Rolf Stommelen, Surtees TS9 Ford.
Chris Amon, Matra MS120B leads Mario Andretti, Ferrari 312B2, Denny Hulme, McLaren M19A Ford, Clay Regazzoni, Ferrari 312B2 and Rolf Stommelen, Surtees TS9 Ford.