88cc Big Bore Race Kit - Honda Z50, XR50/CRF50 - TBW0928

- Lightweight aluminum cylinder with steel sleeve
- Cast in mounts on cylinder for aftermarket skid plates
- Oversized cooling fins on cylinder for efficient heat dissipation
- High compression 52mm piston with rings, pin, & clips
- Head gasket kit We recommend purchasing a high volume oil pump kit.

Installation Note: It will save a lot of time and effort if the oil pump is installed while installing the bore kit (requires cylinder removal).

Fits:
ALL Honda CRF50, XR50, 88-99 Z50