Namura Standard Bore Top End Rebuild Kit Size C for Honda NSR125 & CRM125 54mm

Standard Bore Top End Rebuild Kit (Size C, 54mm) for Honda

This top end rebuild kit provides all necessary components for a standard bore 54mm rebuild on Honda NSR125 and CRM125 motorcycles, including piston, rings, pin, and gaskets.

Overview

This top end rebuild kit is designed for Honda NSR125 and CRM125 models requiring a standard bore 54mm overhaul. The kit includes a piston, rings, wrist pin, and complete gasket set, ensuring a thorough engine refresh. Namura's standard bore top end rebuild kit delivers reliable performance for two-stroke Honda engines.

Built For Performance

• Standard bore 54mm piston for exact fit
• Includes premium piston rings for proper sealing
• Complete gasket set for a secure top end seal
• Precision-machined components for consistent compression
• Designed for Honda NSR125 and CRM125 engines

Fits These Machines

• for Honda NSR125
• for Honda CRM125

On-The-Job Use

• Used during top end rebuilds on two-stroke motorcycles
• Ideal for restoring power and compression in NSR125 models
• Commonly applied to CRM125 enduro bikes needing cylinder refresh

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 for the cylinder head, base, and exhaust, as needed for a full top end rebuild.

Q: Is the piston pre-installed with rings? A: The piston comes with rings but they are not pre-installed; careful assembly according to factory specifications is recommended.

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