Motorcycle Cylinder Kit 76mm Cylinder Block Piston Ring Pin Gasket For YBS300 4-stroke Water-Cooled Engine Parts This cylinder kit is designed for use with YBS300 4-stroke water-cooled engines.It includes a 76mm cylinder block, piston, piston rings, wrist pin, and gaskets.The components are engineered to replace worn or damaged parts and help restore engine performance.The cylinder has a standard bore size of 76mm and is compatible with specified engine models requiring this configuration.The kit provides all necessary internal combustion chamber components for assembly and repair.Each part is manufactured to meet specifications for fit and function. Disclaimer: This is a compatible third-party part.Brand/model citations are solely for compatibility guidance.