DescriptionStraight from Japan! This Bore Up Kit for the CRF50 is great for Supermoto, or anyone who wants more power out of their CRF50. This kit includes new cylinder, piston, piston rings, and all necessary gaskets.
**Note: Camshaft is NOT Included
These products are designed, manufactured, intended, and sold for use on vehicles that are operated only on closed course racing circuits unless otherwise noted. Use of these products on public roads or lands is strictly prohibited and may be a violation of local, state, or federal laws. Products intended for use on vehicles operated on public roads or lands are clearly so indicated.