SPI .020 Over Bore Piston Kit for Polaris 340 Snowmobiles Most 1994-2008 62.8mm

SPI .020 Over Bore Piston Kit for Polaris

This .020 over bore piston kit is designed for Polaris 340 snowmobile engines from 1994 to 2008, featuring a 62.8mm bore size to restore compression and performance.

Overview

This SPI .020 over bore piston kit is a replacement component for Polaris 340 snowmobiles built between 1994 and 2008. It increases the cylinder bore by .020 inches (62.8mm) to refresh worn engines and restore power. Ideal for snowmobile enthusiasts rebuilding their Polaris engines.

Built For Performance

• Precision-machined from high-strength aluminum alloy for durability
• .020 over bore sizing allows for worn cylinder refurbishment
• Includes piston rings and wrist pin for complete assembly
• Engineered to meet OEM specifications for reliable fit and function
• Designed for Polaris 340 fan-cooled and liquid-cooled engines

Fits These Machines

• for Polaris 340 Snowmobiles (1994-2008, most models)

On-The-Job Use

• Rebuilding Polaris 340 snowmobile engines after wear or damage
• Restoring lost compression and improving throttle response
• Performing a top-end overhaul during routine maintenance
• Enhancing engine performance with a slightly larger bore

Specs At A Glance

Good To Know

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

Q: Can this be used on other Polaris models? A: This kit is specifically designed for Polaris 340 engines; other models may have different bore sizes.

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