Namura .020 Over Bore Piston Rings for Yamaha 450 Kodiak Rhino Grizzly 85mm

Piston Rings for Yamaha

These piston rings are designed for Yamaha 450 engines, featuring a .020 over-bore sizing for 85mm cylinders to ensure proper compression and oil control.

Overview

The piston rings are produced by Namura to restore engine performance in Yamaha Kodiak, Rhino, and Grizzly models. These piston rings provide a reliable seal between the piston and cylinder wall. Using these piston rings helps maintain optimal compression levels throughout the power cycle.

Built For Performance

• Ductile iron construction for heat resistance
• Chrome plated rings for reduced wear
• Precision gap sizing for 85mm bores
• Oil control rings included in the set

Fits These Machines

• for Yamaha Kodiak 450
• for Yamaha Rhino 450
• for Yamaha Grizzly 450

On-The-Job Use

• Rebuilding top ends during engine refurbishment
• Restoring power to engines with blow by
• Addressing oil consumption issues

Specs At A Glance

Good To Know

Q: Are these rings compatible with a stock cylinder? A: No, these rings are specifically sized for an engine that has been bored .020 over standard.

Q: Do I need to gap these before installation? A: You should always verify end gaps according to your service manual before seating the rings.

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