50 Caliber Racing Top End Rebuild Cylinder Kit Stock Bore Size and Compression - Yamaha Wolverine 350 ATV 1995-2005 [4449-A9] Complete Top End Cylinder Rebuild Kit - Stock Bore Size, Stock Compression Includes: Cylinder, Piston, Rings, Wrist Pin, Circlips, Base Gasket, Head Gasket, Spark Plug Yamaha Wolverine 350 ATVs Top quality kit designed to oem specs for maximum reliability Easy Installation - 50 Caliber Racing - Free USA shipping to Lower 48!