Namura .060 Over Bore Piston Kit for Polaris Sportsman 450 HO fits 2016 100.5mm

Namura .060 Over Bore Piston Kit for Polaris

This .060 over bore piston kit is a direct replacement for the Polaris Sportsman 450 HO, delivering reliable performance and restoring engine compression.

Overview

The Namura .060 over bore piston kit is designed for the Polaris Sportsman 450 HO from 2016, providing a precise fit with a 100.5mm bore diameter. This aftermarket kit offers a cost-effective solution for rebuilding or upgrading your ATV's engine, ensuring smooth operation and long-lasting durability.

Built For Performance

• Precision-machined from high-strength aluminum alloy for reduced weight and improved heat dissipation
• Includes piston rings, wrist pin, and circlips for a complete installation
• .060 over bore size allows for cylinder reconditioning while maintaining proper clearance
• Designed to meet or exceed OEM specifications for reliable performance
• Engineered for the Polaris Sportsman 450 HO engine platform

Fits These Machines

• for Polaris Sportsman 450 HO (2016)

On-The-Job Use

• Engine rebuild or top-end overhaul for Polaris Sportsman 450 HO
• Restoring compression and power after cylinder wear
• Performance restoration for recreational trail riding or utility work

Specs At A Glance

Good To Know

Q: Do I need to replace the piston rings with this kit? A: Yes, the kit includes all necessary rings, wrist pin, and circlips for a complete installation. It is recommended to replace rings whenever installing a new piston.

Q: What type of engine oil should I use after installing this piston? A: Use a high-quality 4-stroke engine oil that meets Polaris specifications for your Sportsman 450 HO. Always follow the manufacturer's break-in procedure for new piston rings.

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