Cylinder Piston Gasket End Kit Set for 350 YFM350 2004-2013 Material: Forged Aluminum Piston Diameter: 82.95 mm Bore Size: Standard 83 mm Piston Height: 58.8 mm Piston Pin Height: 65 mm Compatibility: Fits 350, Big Bear, Warrior, Wolverine, and Bruin models from 1987-2014 This end kit is designed to restore engine performance with -machined components.The forged aluminum piston features a molybdenum teflon coating on the skirts to reduce friction and improve.The anodized dome enhances heat resistance for under conditions. The included gaskets are constructed from materials to maintain proper sealing across the cylinder head, base, and intake areas.Designed as a direct replacement, the kit allows for straightforward installation without modifications. With a standard bore size of 83 mm and a piston diameter of 82.95 mm, the assembly supports accurate compression and smooth piston movement.The piston height and pin placement are engineered to match specifications, consistent engine function.Two circlips are included to secure the piston pin during. This kit is suitable for riders seeking to rebuild or refresh their engine for trail use or general , offering compatibility across multiple model years and types. Disclaimer: This is an aftermarket spare part.Trademarks are used only to specify compatible devices.