Namura Size C Standard Bore Piston Kit for Polaris 850 Scrambler, Sportsman 87mm

Piston Kit for Polaris 850 (87mm)

This piston kit is a standard bore replacement for Polaris 850 engines in Scrambler and Sportsman models, featuring an 87mm bore and size C specification.

Overview

This piston kit provides a direct replacement for worn pistons in Polaris 850 engines. It is designed for standard bore applications and includes rings and wrist pin for a complete rebuild. Using a quality piston kit restores engine performance and compression.

Built For Performance

• High-silicone aluminum alloy for durability and heat dissipation
• Precision-machined for accurate fit within the cylinder
• Includes ring set and wrist pin for complete installation
• Designed for standard bore (87mm) on Polaris 850 engines
• Size C specification ensures proper clearance

Fits These Machines

• for Polaris Scrambler 850
• for Polaris Sportsman 850

On-The-Job Use

• Replaces worn pistons during engine overhaul
• Restores compression and power in high-mileage engines
• Ideal for restoring ATV performance after piston failure
• Used in racing or recreational riding applications

Specs At A Glance

Good To Know

Q: Does this piston kit include the wrist pin and rings? A: Yes, the kit comes with a wrist pin and complete ring set, providing everything needed for installation.

Q: Is this compatible with Polaris Sportsman XP 850? A: This piston kit is designed for Polaris 850 engines in Scrambler and Sportsman models, typically covering Sportsman XP 850. Always confirm your engine displacement and bore size before ordering.

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