56MM CYLINDER PISTON GASKET KIT FOR YX 140cc 150cc PITBIKES PIT BIKE YX140 ZS140 Material: Aluminum cylinder with cast iron jacket and anodized piston Product Type: Cylinder piston gasket kit Design and Style: performance engine components Usage and Purpose: Rebuild end for pit bike dirt bikes Typical Adaptive Scenario: Improved compression and for YX 140cc engines Shape and Size: Cylinder bore size: 56mm, piston pin diameter: 13mm Performance and Property: Includes all gaskets for a complete rebuild The 56MM CYLINDER PISTON GASKET KIT is designed for rebuilding the end of YX 140cc and ZS140 pit bikes.The cylinder is constructed from aluminum with a cast iron liner to support heat dissipation and wear resistance.An anodized piston with a 13mm steel wrist pin is included to handle operational temperatures and stress.The kit features a full set of piston rings and necessary gaskets such as cylinder head gasket, base gasket, and valve stem seals for a thorough end overhaul.This kit fits models equipped with the 1P56FMJ engine type.The 56mm bore size ensures compatibility with specified 140cc and 150cc pit bike applications.All components are assembled to allow a complete end rebuild, including cylinder, piston, rings, wrist pin, circlips, and gasket set.Installation is designed to be straightforward for experienced users working on engine maintenance or performance.