1Set Cylinder Kit E0304KC14 FOR 250Z 250SZ 2014-2024 250cc Material: grade aluminum Bore Type: standard bore Bore Diameter: 65.5mm Piston Pin Diameter: 15mm Piston Pin Length (Nominal): 47.5mm Package Contents: 1x cylinder assembly, 1x piston, 1x piston ring set, 1x wristpin (15mm), 2x circlips, 1x cylinder base gasket, 1x cylinder head gasket, 1x tensioner gasket, 2x valve stem seals This cylinder kit is designed for use with 250Z and 250SZ models from 2014 to 2024.The aluminum construction supports under regular operating conditions.The standard bore design with a 65.5mm diameter maintains engine while supporting engine rebuilds or. The kit includes all necessary components for installation, such as the piston, rings, wristpin, and required gaskets.The 15mm piston pin with a nominal length of 47.5mm aligns with component dimensions.Valve stem seals are included to help maintain engine integrity.Each part is designed to meet or exceed specifications, compatibility and function. Disclaimer: This is a compatible replacement part.Any brand or model mentioned is for compatibility demonstration, not endorsement.