(1972 / Production Model)
This sport model employed Yamaha's proprietary Torque Induction system introduced in 1971, giving it performance praised as "on a different level" for 50cc class motorcycles at the time. Its cafe racer styling,* characterized by the slim, large 8-liter fuel tank and racer-like seat, and features like its "One Key, Three Lock" system (a single key for the main switch, handlebar lock and seat lock) made it-and the off-road MR50 sold alongside it-popular among young riders.
*This is a style of motorcycle that originated in London in the U.K. in the 1960s before spreading in popularity worldwide.It is part of motorcycle culture strongly tied to a certain kind of fashion and had a large effect on society at the time.
- Overall length × width × height: 1,825mm × 630mm × 965mm
- Weight: 73kg
- Engine type: Air-cooled, 2-stroke, single-cylinder,49cm³
- Maximum power output: 4.6kW (6.3PS) / 9,500r /min
- Maximum torque: 4.9N･m(0.50kgf･m) / 8,500r /min
- Price: ¥80,000
*All figures, etc. in a model's description or specifications are from when the model was originally released.