SPI .060 Over Bore Piston Kit for Polaris 500 Snow fits 1985-2006 488cc 73.5mm

SPI .060 Over Bore Piston Kit for Polaris

This SPI .060 over bore piston kit is a direct replacement component designed for Polaris 500 Snow engines from 1985 to 2006, featuring a 73.5mm bore and 488cc displacement for reliable power restoration.

Overview

The SPI .060 over bore piston kit is a high-quality aftermarket solution for rebuilding Polaris 500 Snow engines. This piston kit provides the necessary overbore to restore compression and performance in worn cylinders. Ideal for snowmobile enthusiasts, this piston kit ensures a precise fit for 1985-2006 Polaris 500 Snow models.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• .060 over bore size for restoring worn cylinder walls
• Includes piston rings and wrist pin for complete installation
• Engineered to OEM specifications for reliable fitment
• Designed for 73.5mm bore diameter with 488cc displacement

Fits These Machines

• for Polaris 500 Snow models (1985-2006)

On-The-Job Use

• Rebuilding Polaris snowmobile engines for winter riding
• Restoring performance in high-mileage Polaris 500 Snow sleds
• Used in trail and mountain snowmobiling applications
• Common choice for engine overhauls and top-end rebuilds

Specs At A Glance

Good To Know

Q: Are the piston rings included with this kit? A: Yes, the SPI .060 over bore piston kit includes the piston, rings, and wrist pin for a complete top-end rebuild.

Q: What is the recommended break-in procedure after installing this piston kit? A: After installation, follow a careful break-in period with varying throttle loads and avoid sustained high RPM for the first few hours of operation.

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