Namura Standard Bore Size C Top End Repair Kit for KTM 250 EXC fits 2004 66.4mm

Namura Standard Bore Size C Top End Repair Kit for KTM 250 EXC

This Namura Standard Bore Size C Top End Repair Kit delivers a complete cylinder rebuild for 2004 KTM 250 EXC models with a 66.4mm bore, featuring a piston, rings, pin, and gaskets to restore peak compression and power.

Overview

The Namura Standard Bore Size C Top End Repair Kit is a comprehensive rebuild set designed for the 2004 KTM 250 EXC. It includes all necessary components to refresh the top end, ensuring reliable performance and extended engine life. This kit is specifically engineered for the 66.4mm bore and standard bore size C specification.

Built For Performance

• Includes a forged piston for high-strength and durability
• Precision-ground rings ensure optimal seal and compression
• Complete gasket set prevents leaks and simplifies installation
• Hardened wrist pin and clips provide secure piston attachment
• Designed to match OEM specifications for seamless fitment

Fits These Machines

• for KTM 250 EXC (2004)

On-The-Job Use

• Restores top-end performance in enduro and off-road riding
• Ideal for competitive motocross and trail riding engines
• Replaces worn components during routine engine rebuilds
• Ensures consistent power delivery in high-RPM applications

Specs At A Glance

Good To Know

Q: Does this kit include a cylinder? A: No, this top end repair kit includes only the piston, rings, pin, and gaskets; the cylinder must be reused or replaced separately.

Q: Can this kit be used on other KTM models? A: This kit is specifically designed for the 2004 KTM 250 EXC with a 66.4mm bore; other models may require different bore sizes or kit designations.

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