Brand New cylinder barrel kit to fit:
Yamaha QT50 (1979-1992)
This is a straight replacement top end engine rebuild kit for a Yamaha QT50. You will not find an aftermarket kit that can compare to the quality of this kit. It'll meet the performance of the genuine part, and save you a bit of money too.
The kit includes everything in the picture:
Cylinder, Gasket, Piston Kit, Cylinder Head, Spark Plug, Studs and Nuts as seen in picture to fit all years and models.
Piston kit includes Piston, Rings, Circlips, Small End Bearing and Gudgeon Pin.
40mm Piston diameter.