Namura Standard Bore Size C Top End Repair Kit for Yamaha YZ450F 2006-2009 95mm

Namura Standard Bore Size C Top End Repair Kit for Yamaha

This Namura Standard Bore Size C Top End Repair Kit provides all essential components to rebuild the top end of compatible Yamaha YZ450F engines, restoring compression and performance. Designed as a complete repair kit, it includes a piston, rings, wrist pin, circlips, and gaskets for a reliable overhaul.

Overview

The Namura Standard Bore Size C Top End Repair Kit is a comprehensive piston and gasket set engineered for Yamaha YZ450F motorcycles from 2006 through 2009 with a 95mm bore. This top end repair kit delivers the core parts needed for a complete cylinder rebuild, making it a practical choice for riders maintaining their four-stroke dirt bike.

Built For Performance

• Forged piston construction for high-strength and heat resistance
• Precision-machined ring set ensures proper sealing and reduced blow-by
• Includes wrist pin and circlips for secure piston attachment
• Complete gasket set covers cylinder base, head, and valve cover seals
• Standard bore size C matched to OEM specifications for direct fitment

Fits These Machines

• for Yamaha YZ450F 2006
• for Yamaha YZ450F 2007
• for Yamaha YZ450F 2008
• for Yamaha YZ450F 2009

On-The-Job Use

• Motocross racing and track day rebuilds
• Off-road trail riding engine refresh
• Competitive enduro and hare scramble events
• General top-end replacement during scheduled maintenance intervals

Specs At A Glance

Good To Know

Q: Is this kit compatible with my 2008 YZ450F? A: Yes, this Namura Standard Bore Size C kit is specifically designed for Yamaha YZ450F models from 2006 to 2009, so it will fit a 2008. Confirm your cylinder bore at 95mm before ordering.

Q: Does the kit include a cylinder head gasket? A: Yes, the top end repair kit includes a full set of gaskets, including cylinder head and base gaskets, to complete the rebuild.

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