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

Cylinder, Piston & Gasket Kit for Honda

This Namura standard bore cylinder, piston and gasket kit is designed for Honda CRF450R models from 2009 to 2012, providing a complete top-end rebuild solution.

Overview

This cylinder, piston and gasket kit includes all necessary components to restore your Honda CRF450R's top end to factory specifications. The kit features a standard bore cylinder and a matched piston for reliable power delivery, ideal for racers and enthusiasts looking to maintain peak performance.

Built For Performance

• Precision-machined cylinder for optimal ring seal
• Forged piston offers high strength and heat resistance
• Complete gasket set ensures leak-free assembly
• Designed to match OEM bore and stroke specifications
• Includes piston rings and wrist pin for a full rebuild

Fits These Machines

• for Honda CRF450R 2009-2012

On-The-Job Use

• Motocross racing and track days
• Off-road trail riding and enduro
• High-performance dirt bike restoration

Specs At A Glance

Good To Know

Q: Do I need to replace the cylinder head gasket separately? A: No, the kit includes all necessary gaskets for a complete top-end installation.

Q: Is the piston pre-installed on the connecting rod? A: No, the piston is separate; you must install it during assembly using the included wrist pin and clips.

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