big bore cylinder barrel kit yamaha pw50 pw 50 60cc 1981 2019 Yamaha YFB250 20N-82310-40 or 4BC-82310-00

20N-82310-40 or 4BC-82310-00

Brand New set of steering (headstock / taper roller) bearings to fit:

Peugeot Squab 50 - (1996-1997)

Both top and bottom XG250 steering bearings are included

big bore cylinder barrel kit yamaha pw50 pw 50 60cc 1981 2019 Yamaha YFB250 20N-82310-40 or 4BC-82310-00Brand new big bore cylinder barrel kit to fit: Yamaha PW 50 (1981 2022). (big bore 60cc upgrade). Upgrade your barrel from 50cc to 60cc with no modifications necessary from the standard PW50. This is the highest quality aftermarket Yamaha PW50 cylinder kit you can get on the market. The performance will meet that of the genuine part and you'll save yourself a bit of money too. Includes Cylinder, Gasket, Piston Kit, Cylinder Head, Spark Plug, Studs and