2 Namura .020 Over Bore Piston Kits for Arctic Cat 650 V2 V-Twin ATV 80.5mm

Pair of .020 Over Bore Piston Kits for Arctic Cat 650 V2 V-Twin ATV 80.5mm

These two piston kits are designed for oversize rebuilds on the for Arctic Cat 650 V2 V-Twin ATV, featuring 80.5mm bore size and .020 over specification.

Overview

The Namura .020 Over Bore Piston Kits provide a matched pair of pistons, rings, and pins for the Arctic Cat 650 V2 V-Twin ATV. Each kit is sized at 80.5mm for a .020 overbore, allowing restoration of cylinder compression and power. These kits are essential for ATV owners looking to refresh their engine after wear or damage.

Built For Performance

• Manufactured from durable aluminum alloy for high heat and stress tolerance
• Includes piston rings designed for optimal sealing and oil control
• Ground to precise 80.5mm diameter for accurate fit
• Includes wrist pin and clips for complete installation
• Tested to meet or exceed OEM specifications

Fits These Machines

• for Arctic Cat 650 V2 V-Twin ATV

On-The-Job Use

• Commonly used during engine overhauls on V-Twin ATVs
• Ideal for restoring power after cylinder scoring or wear
• Suitable for recreational trail riding and utility use
• Used when upgrading to a larger bore for increased displacement

Specs At A Glance

Good To Know

Q: Do these piston kits include rings and pins? A: Yes, each kit comes complete with piston, rings, wrist pin, and circlips for a full rebuild.

Q: What is the recommended clearance for installation? A: Follow the manufacturer's specifications for piston-to-wall clearance, typically around 0.002-0.003 inches for this bore size.

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