Namura Standard Bore Size B Top End Repair Kit for Honda CRF450X 2005-2017 96mm

Top End Repair Kit for Honda CRF450X 2005-2017 96mm

This top end repair kit from Namura includes a standard bore size B piston, rings, wrist pin, circlips, gaskets, and all necessary hardware for rebuilding the cylinder head of the Honda CRF450X from 2005 to 2017.

Overview

Designed for the Honda CRF450X, this top end repair kit provides all the components needed for a complete cylinder head rebuild. The standard bore size B piston ensures a precise fit for engines within factory spec, while the included gaskets and seals guarantee a reliable seal. This kit is an excellent choice for off-road riders seeking to restore power and reliability to their CRF450X.

Built For Performance

• Standard bore size B piston for OEM-spec fitment
• High-quality ring set for optimal compression
• Complete gasket kit including head, base, and valve cover gaskets
• Includes wrist pin and circlips for secure assembly
• Designed for durability in high-stress dirt bike applications

Fits These Machines

• for Honda CRF450X 2005-2017

On-The-Job Use

• Rebuilding top end after hours of hard riding
• Restoring compression loss due to worn piston rings
• Overhauling engine for competitive motocross or enduro racing
• Replacing piston and gaskets during major service intervals

Specs At A Glance

Good To Know

Q: Does this kit include a cylinder head gasket? A: Yes, the kit contains a complete set of gaskets including the head gasket, base gasket, and valve cover gasket.

Q: Is the piston pre-installed on the connecting rod? A: No, the piston, rings, wrist pin, and circlips are separate for easy installation; assembly instructions are standard.

Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.