Motorcycle Engine Accessories Rear 49mm Cylinder Set + Piston + Rings Base Gasket Kit Assembly For XV250 XV 250 Virago Material Type: Cast Iron Special Features: Direct replacement of parts Model Name: XV 250 Virago Item Diameter: 4.9 cm Displacement (ml): 250 Applicable Models: For XV250 Virago | Xv 250 Enhanced Engine Performance and Durability Upgrade your Virago 250 with a cylinder set designed for road performance.The 49mm cylinder diameter and ceramic coating contribute to extended service life, capable of reaching up to 150, 000km.The ceramic particles used in the coating are 0.3μm in diameter, providing roughness that minimizes friction, lowering the coefficient to 0.06 ~ 0.082.This results in smoother engine and improved fuel efficiency.Installation and Compatibility This cylinder kit is a direct replacement for parts, compatibility and immediate performance improvement.The kit includes a cylinder, piston ring, and gasket, all designed to integrate with the existing components of the XV250 Virago.No installation guide is included, but the design allows for straightforward assembly.