This 52.4 mm cylinder, piston and gasket top end rebuild kit is a direct OEM-style replacement component set for engine rebuild applications. It is manufactured to exacting standards for dependable performance and is designed to meet or exceed OEM quality. The kit includes 1 cylinder, 1 piston, 1 piston ring set, 1 wristpin, 2 circlips, 1 cylinder base gasket, 1 cylinder head gasket and 2 valve stem seals. The image should be checked before ordering to avoid mistakes, and professional installation is advised if uncertainty exists.

Features

• Manufactured to exacting standards for confident engine rebuilds
• Meets or exceeds OEM quality
• Direct OEM replacement
• Easy to install; professional assistance advised if unsure
• Image should be checked before ordering to avoid mistakes
• Made from high-tech materials

Specifications

• Bore type: Standard bore
• Bore diameter: 52.4 mm
• Stroke: 57.9 mm
• Pin diameter: 22 mm

Cross-Reference OEM Part Numbers

• Cylinder: 12100-KYY-901
• Cylinder base gasket: 12191-KYY-900, 12191-KYY-901
• Cylinder head gasket: 12251-KYY-901
• Piston (Std): 13101-KYY-900
• Pin, piston: 13111-KWS-900
• Piston ring set (Std): 13011-KYY-900
• Circlips, piston: 13115-KWS-900
• Valve stem seal: 12209-GB4-682

Vehicle Fitments

• Honda CRF125F 2014-2023
• Honda CRF125FB 2014-2023