Namura Standard Bore Cylinder, Forged Piston, Gasket for Honda CRF450R 2009-2012

Standard Bore Cylinder, Forged Piston, Gasket for Honda CRF450R 2009-2012

This Namura standard bore cylinder assembly with forged piston and gasket provides a direct replacement for the Honda CRF450R, restoring top-end performance for 2009-2012 models.

Overview

This Namura standard bore cylinder kit includes a forged piston and complete gasket set, designed for high-performance Honda CRF450R engines. It offers a reliable replacement for worn OEM components, ensuring consistent compression and power delivery. The standard bore cylinder maintains factory displacement while upgrading piston durability.

Built For Performance

• Forged piston construction for increased strength and heat resistance
• Precision-machined cylinder bore for optimal ring seal
• Includes all necessary gaskets for complete installation
• Designed to meet OEM specifications for Honda CRF450R 2009-2012

Fits These Machines

• for Honda CRF450R 2009
• for Honda CRF450R 2010
• for Honda CRF450R 2011
• for Honda CRF450R 2012

On-The-Job Use

• Motocross racing
• Off-road trail riding
• Enduro competition
• Recreational dirt biking

Good To Know

Q: Does this kit include everything needed for installation? A: Yes, the kit includes the cylinder, forged piston, rings, and all required gaskets for a complete top-end rebuild.

Q: Is the piston pre-installed in the cylinder? A: No, the piston and rings are separate for proper gap setting and assembly per service manual instructions.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.