Wiseco WPWR141-100 - WPWR141-100 - Wiseco Engine Rebuild Kit - Yamaha WRF250 2003-04

Features: Includes all top and bottom-end components for a complete engine rebuild. 4-stroke kit includes a premium forged piston kit with stock compression ratio and a high-quality cam chain. 2-stroke kit includes a Pro-Lite® piston. Crankshaft and rod assembly designed and inspected to assure durability. Kit includes main bearings, seals, gaskets, an hour meter and bracket.