$380.00

187cc to 201cc Bore Kit (67mm) for YX/GPX/ Zongchen 150cc to 160cc Engines with KLX110 type top ends.

- Alloy Cylinder with 67mm steel sleeve with skirt.
- Lightweight high compression 67mm piston with rings, pin, & clips.
- Head gasket kit - includes the cylinder head o-ring set and an exhaust gasket.

Must use with the Race Head V2 or check clearances carefully (not tested with other heads at this time).

Case boring required for most engines.

There are no installation instructions, but if you can replace your piston, you can install this kit.

If you don't have any experience working on your engine, we highly recommend having a professional technician install this kit. The parts are installed in the same manner as OEM parts.

Product Code: TBW9130