Big Bore Cylinder Barrel Kit: Aprilia RS50 RS 50 (2006-2010) Kawasaki KMX200 To replace OEM: 21121-1116

To replace OEM: 21121-1116

This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Suzuki RM65 K3

5 ohms primary coils which are a like for like replacement of the original coils

Will replace the following OEM numbers on an XRV750:

Big Bore Cylinder Barrel Kit: Aprilia RS50 RS 50 (2006-2010) Kawasaki KMX200 To replace OEM: 21121-1116Brand new big bore cylinder barrel kit to fit: Aprilia RS 50 (2006 2010). This cylinder kit has been manufactured to upgrade the original top end on an Aprilia RS50 to 70cc for the years and models shown above. The kit includes the cylinder barrel jug, head, piston kit and gaskets. To upgrade D50B0 or D50B1 2 stroke engine from 50cc to 70cc. Chassis prefix: ZD4PL ZD4RG.