Athena Standard Bore Cylinder Kit Ø 96 mm, 450 cc (P400210100002) is designed for Honda CRF 450 models from 2002 to 2010. This kit includes a high-quality aluminum cylinder with a nickel-silicon coating, a complete piston assembly with piston pin and rings, and all necessary gaskets. Engineered in Italy, it ensures durability, optimal wear resistance, and smooth performance. Developed to meet original specifications, the kit withstands high temperatures and pressures and can be installed without modifications to the engine crankcase. Features High-quality aluminum cylinder with a standard 96 mm bore Motor-nicksil nickel-silicon coating for wear resistance and smooth operation Complete piston kit with piston pin and rings Includes gasket kit for complete installation Designed for extreme reliability under high temperatures and pressures No modifications required for installation Specifications Bore Diameter: 96.00 mm Compression Ratio: 12.0:1 Displacement: 450 cc Net Weight: 1.70 kg Cross-Reference OEM Part Numbers S4F09600002A – Piston Kit 95,96 12:1 EUR S4F09600002B – Piston Kit 95,97 12:1 EUR P400210160002 – Gasket Kit S41316024 – Piston Rings S41317005 – Piston Pin Vehicle Fitments Honda CRE F R 450 cc (2005-2007) Honda CRE Motard 450 cc (2002-2010) Honda CRF R 450 cc (2002-2008) Honda CRM F R 450 cc (2005-2007)