Product Review

Standard Bore Cylinder Kit. This kit is designed to fit Yamaha YZ85 and will also fit Yamaha YZ80 models. It includes everything you need to give your machine a fresh top end. The Cylinder is a plated cast aluminum and has a 47.5mm bore and factory stroke. Cylinders are factory honed, deburred and lightly chamfered. We offers this kit with a standard sized cast piston kit and a performance top end gasket kit. All parts are bolt-on ready and no modifications are required in order for you to complete installation.