The new Yamaha 0W35 for 1977 had a smaller engine with 56 x 50,6 mm bore/stroke instead of the old 54 x 54 mm square dimensions. For the first time powerjet carburettors were used and the reed-valves were not used anymore. Steve Baker became 2nd in the Championship and also Johnny Cecotto was official rider in the team.

Yamaha 0W35, 1977