Cylinder End Rebuild Kit 74.00mm FOR 1988-2000 TRX300 TRX300FW OE 12000-HC4-000 This cylinder end rebuild kit is designed for models TRX300 and TRX300FW produced between 1988 and 2000.It includes a honed cylinder with a 74.00mm bore, piston kit, and end gasket set to support efficient engine rebuilding.The cylinder is constructed from cast iron and the piston from aluminum, combining durability with lightweight performance. The kit contains all essential components for a complete rebuild: cylinder, piston, piston ring set, wrist pin, circlips, oil filter, and spark plug.An installation guide is included to assist with the rebuild process.Referencing OEM numbers 12000-HC4-000 and 12100-HC4-000, this kit aligns with specifications for fit and function. Designed for use in restoration or performance upgrade projects, this rebuild kit supports functional engine renewal for off-road applications.Its comprehensive contents and compatibility make it a practical option for rebuilding the TRX300 and TRX300FW engines. Disclaimer: This is a compatible replacement part.Any brand or model mentioned is for compatibility demonstration, not endorsement.