Model Name:MR80
Manufacturer:YAMAHA
Model Year:Jan 1980
It was equipped with a 19/17 inch wheel which was larger than that of the MR50. It coped with its power by adopting a square cross-section swing arm for its monocross suspension.
Specifications:
| Engine Type: | Air-Cooled 2 Stroke/Piston Reed Valve/Single Cylinder |
| Engine Displacement: | 79cc |
| Max. Power Output/Rev (PS/rpm): | 7.0PS/7500rpm |
| Max. Torque/Rev (kg-m/rpm): | 0.69kg-m/7000rpm |
| Weight(kg): | 74kg |
| Tire Size(Front/Rear): | 2.50-19·3.00-17 |
| Price(JPY): | 140 thousand yen |