SPI .020 Over Bore Piston Kit for Arctic Cat fits Many 1976-1988 500 Snow 70.5mm

SPI .020 Over Bore Piston Kit for Arctic Cat

This SPI .020 over bore piston kit is a direct replacement for Arctic Cat 500 snowmobile engines from 1976 to 1988, featuring a 70.5mm bore size to restore compression and power.

Overview

This SPI .020 over bore piston kit is designed for Arctic Cat 500 snowmobile engines, offering a precise 70.5mm bore to revive worn cylinders. It provides a reliable replacement for engines from 1976-1988, ensuring smooth operation and extended engine life. The kit includes the piston, rings, and pin for a complete rebuild.

Built For Performance

• Oversized .020 inches to clean up cylinder wear and restore compression
• 70.5mm bore diameter matched to OEM specifications
• High-strength aluminum alloy construction for durability
• Includes piston rings and wrist pin for a complete kit
• Precision-machined skirt for reduced friction

On-The-Job Use

• Suitable for rebuilding Arctic Cat snowmobile engines from 1976-1988
• Ideal for restoring performance in vintage 500cc snowmobiles
• Used in trail and recreational riding applications
• Works for engine overhaul after bore wear or scoring

Specs At A Glance

Good To Know

Q: Does this kit include the piston rings? A: Yes, the SPI .020 over bore piston kit comes complete with piston rings and a wrist pin for a full rebuild.

Q: Can this piston be used in a non-Arctic Cat engine? A: This kit is specifically sized for Arctic Cat 500 snowmobile engines; using it in other engines is not recommended without verifying fitment.

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