Namura .020 Over Bore Piston & Gasket Kit for Polaris Sportsman 550 97.1mm

Namura .020 Over Bore Piston & Gasket Kit for Polaris Sportsman 550

The Namura .020 over bore piston and gasket kit is a performance upgrade for Polaris Sportsman 550, featuring a 97.1mm piston and complete gasket set for engine rebuilding.

Overview

This Namura .020 over bore piston and gasket kit provides a 97.1mm piston and all necessary gaskets for overhauling a Polaris Sportsman 550 engine. Designed for .020 oversize, it restores compression and performance. The Namura .020 over bore piston and gasket kit is an ideal solution for worn cylinders.

Built For Performance

• Includes 97.1mm .020 over piston
• Includes piston rings
• Includes wrist pin and clips
• Includes cylinder base gasket
• Includes head gasket
• Includes valve cover gasket

Fits These Machines

• for Polaris Sportsman 550

On-The-Job Use

• Engine rebuilding after bore
• Restoring lost compression
• Performance restoration
• ATV top-end overhaul

Specs At A Glance

Good To Know

Q: Is this kit suitable for a standard bore cylinder? A: No, this is an .020 over bore piston kit, so it requires the cylinder to be bored to 97.1mm; it is not for standard bores.

Q: Does the kit include a piston pin? A: Yes, the Namura .020 over bore piston and gasket kit includes a wrist pin and retaining clips.

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