British GP: Barry Sheene, Suzuki, Phil Read, Suzuki, Paul Smart, Yamaha, Ron Haslam, Yamaha, and Steve Baker, Yamaha lead the start of the John Player Grand Prix.
Barry Sheene, Suzuki, Phil Read, Suzuki, Paul Smart, Yamaha, Ron Haslam, Yamaha, and Steve Baker, Yamaha lead the start of the John Player Grand Prix.