Namura Standard Bore Cylinder, Piston & Gasket Kit for Honda CRF250R 2004-2009

Standard Bore Cylinder, Piston & Gasket Kit for Honda

This comprehensive top-end rebuild kit from Namura includes a cylinder, piston, rings, and gaskets specifically engineered for Honda CRF250R motorcycles manufactured between 2004 and 2009, restoring compression and performance.

Overview

The Namura Standard Bore Cylinder, Piston & Gasket Kit for Honda provides all necessary components to rebuild the top end of the CRF250R. This kit includes a precision-machined cylinder, a matched piston with rings, and a complete gasket set, ensuring a reliable and long-lasting repair. Designed for the 2004-2009 Honda CRF250R, this Standard Bore Cylinder, Piston & Gasket Kit simplifies the rebuild process and delivers consistent power output.

Built For Performance

• Precision-machined cylinder bore for optimal ring seal and reduced blow-by
• Matched piston and ring set minimizes friction and improves combustion efficiency
• Complete gasket kit prevents oil and coolant leaks
• Designed to meet or exceed OEM specifications for proper fitment
• Constructed from durable materials to withstand high RPM and heat

Fits These Machines

• for Honda CRF250R (2004-2009)

On-The-Job Use

• Rebuilding top end after extensive racing or trail riding wear
• Restoring compression and power for competitive motocross events
• Replacing worn piston and cylinder to prevent engine seizure during hard use
• Preparing the engine for a new season with a fresh top-end rebuild

Specs At A Glance

Good To Know

Q: Is this kit a direct replacement for the OEM top-end components? A: Yes, this Namura kit is engineered to match OEM specifications for the Honda CRF250R 2004-2009, providing a seamless fit and reliable performance.

Q: Does the kit include the wrist pin and circlips? A: The kit typically includes the piston with rings and the full gasket set; wrist pin and circlips may be included depending on the specific variant, so confirm the contents in the product listing or contact support for details.

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