Namura .060 Over Bore Piston, Gasket Kit for Arctic Cat 2009-2021 300 ATV 74.2mm

Namura .060 Over Bore Piston and Gasket Kit for Arctic Cat

This Namura .060 over bore piston and gasket kit is designed for Arctic Cat 300 ATV models from 2009 to 2021, providing a precise 74.2mm piston for engine rebuild or upgrade.

Overview

This Namura .060 over bore piston and gasket kit replaces the original components in your Arctic Cat 300 ATV, restoring lost compression and power after cylinder wear. The .060 overbore allows compensation for scoring while maintaining optimal clearance for reliable operation.

Built For Performance

• Precision-machined from high-strength aluminum alloy for durability
• Includes piston rings, wrist pin, and complete gasket set for a full top-end rebuild
• .060 inch overbore design suits cylinders already oversized or worn beyond standard limits
• Compatible with stock connecting rod and crankshaft for hassle-free installation
• Reduced friction coating helps improve throttle response and engine longevity

Fits These Machines

• for Arctic Cat 300 ATV (2009-2021)

On-The-Job Use

• Recreational trail riding and weekend off-road adventures
• Utility tasks requiring reliable power delivery
• Engine rebuilding after top-end failure or scheduled maintenance
• Restoring performance in older Arctic Cat 300 ATV models

Specs At A Glance

Good To Know

Q: What is the advantage of a .060 overbore piston? A: It allows you to restore a worn cylinder to a larger diameter, removing scoring while maintaining proper clearance and compression.

Q: Does this kit include everything needed for installation? A: Yes, it includes the piston, rings, wrist pin, and full gasket set; you will need to reuse your cylinder head and follow standard rebuild procedures.

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