Namura Standard Bore Piston Kit fits Polaris 1990-1993 350 2-Stroke ATV's 80mm

Namura Standard Bore Piston Kit for Polaris 350 2-Stroke ATV

This standard bore piston kit replaces the original piston on Polaris 350 2-stroke ATV engines, featuring an 80mm diameter for 1990-1993 models to restore compression and power.

Overview

This standard bore piston kit from Namura is designed to fit Polaris 350 2-stroke ATV engines from 1990 to 1993. It includes a high-quality piston, rings, wrist pin, and circlips for a complete rebuild. The 80mm bore size matches OEM specifications, making it a reliable choice for restoring engine performance.

Built For Performance

• Precision-machined 80mm piston for exact fit
• Includes rings, wrist pin, and circlips for full installation
• Constructed from durable aluminum alloy for longevity
• Designed to match OEM compression and clearance specs
• Helps restore lost power and improve throttle response

Fits These Machines

• for Polaris 350 2-Stroke ATV (1990-1993)

On-The-Job Use

• Commonly used in trail riding and utility ATV applications
• Essential for rebuilding high-mileage Polaris 350 engines
• Suitable for recreational and farm use
• Often used by ATV enthusiasts restoring vintage models

Specs At A Glance

Good To Know

Q: Does this piston kit include rings? A: Yes, the kit typically includes piston, rings, wrist pin, and circlips for a complete installation.

Q: What is the compression ratio? A: The compression ratio is designed to match OEM specs for reliable performance.

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