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1962 Yamaha 125 Model YA-5 Service Manual

Yamaha is proud to present the completely new Yamaha 125 Model YA5. The single cylinder engine is new! The body styling is new, and each separate part has been improved. The rotary valve engine is the greatest single feature of the YA-5, with the power almost equal to the more expensive twin cylindered model. Contents: Introduction, Engine, Frame, Electrical Equipment, Periodical Inspection, Trouble Shooting