Motorcycle Engine Cylinder Gasket Head Gasket For CB900F 919 CBR900RR CBR919RR 900F CBR 900RR 919RR 12251-MAS-003 Material: Steel and paper Compatibility: Designed for CBR900RR, CBR919RR, and CB900F models OEM Code: 12251-MAS-003 Package Contents: Cylinder gaskets kit This motorcycle engine cylinder gasket is engineered to create a seal between the cylinder head and cylinder block.It helps prevent air leakage and supports consistent engine compression, contributing to stable engine.Constructed with steel and paper materials, the gasket is built to endure typical engine conditions and maintain sealing performance under normal operating temperatures. The design corresponds to OEM specifications with code 12251-MAS-003, fitment for specified CB900F, CBR900RR, and CBR919RR models.The kit includes all necessary components for a complete cylinder head gasket replacement, providing a practical solution for engine maintenance or rebuilds.Installation is designed to be straightforward, suitable for both experienced mechanics and riders performing their own repairs. Disclaimer: This is a compatible replacement part.Any brand or model mentioned is for compatibility demonstration, not endorsement.