Namura .040 Over Bore Piston Ring for Honda CR80R & CR80RB fits 1986-2002 48mm

.040 Over Bore Piston Ring for for Namura

This .040 over bore piston ring for for Namura provides an accurate seal for high-performance engine rebuilds that require a larger cylinder tolerance.

Overview

This .040 over bore piston ring for for Namura is essential for maintaining power in engines that have undergone significant machining. Using this .040 over bore piston ring for for Namura ensures your engine retains efficient compression and peak output during operation. It is a vital component for any rider undertaking a top-end refresh.

Built For Performance

• Durable metallurgical composition
• Designed for reliable sealing at high RPM
• Resistant to high operating temperatures
• Precision machined for optimal end gap
• Ensures proper oil control for sustained lubrication

Specs At A Glance

Good To Know

Q: What is the importance of the ring gap? A: The ring gap allows for thermal expansion and is critical to prevent ring butt and cylinder damage.

Q: Does this fit the standard bore? A: No, this is specifically sized for a cylinder that has been bored .040 over the stock dimension.

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