Namura Standard Bore Top End Kit for Yamaha Kodiak 400 Grizzly 2000-2008 84.5mm

Standard Bore Top End Kit for Yamaha

This Standard Bore Top End Kit rebuilds the cylinder on Yamaha Kodiak 400 and Grizzly 400 ATVs from 2000 to 2008 with an 84.5mm bore.

Overview

This Standard Bore Top End Kit includes a piston, rings, wrist pin, circlips, and gaskets to restore compression and performance. Designed for Yamaha Kodiak 400 and Grizzly 400 models, this Standard Bore Top End Kit is a complete solution for top end rebuilds. It uses an 84.5mm bore size to match OEM specifications.

Built For Performance

• High-compression piston for increased power
• Durable cast iron rings ensure long life
• Precision-machined cylinder for perfect sealing
• Includes all necessary gaskets and seals
• 84.5mm bore size matches OEM standards

Fits These Machines

• for Yamaha Kodiak 400 (2000-2008)
• for Yamaha Grizzly 400 (2000-2008)

On-The-Job Use

• Rebuilding worn ATV engines for trail riding
• Restoring power for utility work
• Preparing for competition or endurance racing
• Replacing damaged top end due to overheating
• General engine overhaul for reliability

Specs At A Glance

Good To Know

Q: Does this kit include a piston? A: Yes, the kit includes a piston, rings, wrist pin, and circlips for a complete top end rebuild.

Q: Is this kit compatible with 4-stroke engines? A: Yes, it is specifically designed for 4-stroke Yamaha ATV engines.

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