Namura .040 Over Bore Piston Kit for Arctic Cat 650 V2 V-Twin 2004-2006 81mm

Namura .040 Over Bore Piston Kit for Arctic Cat

This .040 over bore piston kit from Namura is designed for Arctic Cat 650 V2 V-Twin engines, providing a reliable replacement for worn pistons and restoring engine performance. Featuring a 81mm bore size, this piston kit is ideal for rebuilding Arctic Cat 650 V2 V-Twin models from 2004 to 2006.

Overview

This Namura .040 over bore piston kit is a high-quality aftermarket component engineered to fit Arctic Cat 650 V2 V-Twin engines. It includes everything needed for a piston replacement, ensuring a proper fit and reliable operation. Whether you are rebuilding an engine or upgrading for better compression, this piston kit delivers dependable performance.

Built For Performance

• Precision-machined 81mm bore with .040 over size for tight cylinder clearance
• High-strength aluminum alloy construction for durability under high heat
• Moly-coated skirt reduces friction and wear
• Includes piston rings, wrist pin, and circlips for a complete replacement
• Engineered for Arctic Cat 650 V2 V-Twin applications

Fits These Machines

• for Arctic Cat 650 V2 V-Twin (2004-2006)

On-The-Job Use

• Engine rebuilding for Arctic Cat 650 V2 V-Twin ATVs and UTVs
• Performance restoration after bore wear or piston failure
• Upgrading compression for improved power output
• Race or trail use requiring reliable top-end components

Specs At A Glance

Good To Know

Q: Is this piston kit compatible with the stock cylinder? A: Yes, it is designed as a direct replacement for the stock cylinder that has been bored .040 over. Confirm your cylinder has been properly machined to the oversize before installation.

Q: What other parts should be replaced during installation? A: It is recommended to replace the cylinder head gasket, base gasket, and wrist pin bearing when installing a new piston kit to ensure a complete and reliable rebuild.

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