SPI .020 Over Bore Top End Kit for Arctic Cat 500 Snow many 1976-1988 70.5mm

SPI .020 Over Bore Top End Kit for Arctic Cat 500 Snow

The SPI .020 Over Bore Top End Kit is a complete oversized piston and cylinder assembly for Arctic Cat 500 Snow models from 1976 to 1988, featuring a 70.5mm bore for .020-inch oversize restoration.

Overview

This SPI .020 Over Bore Top End Kit is a direct-fit oversized replacement for worn top ends on Arctic Cat 500 Snow snowmobiles built between 1976 and 1988. The set includes all necessary components to achieve a .020 over bore rebuild. Mechanics and riders trust this top end kit for reliable snowmobile performance.

Built For Performance

• Precision-cast piston with .020 oversize specification
• High-quality cylinder with reconditioned bore
• Complete gasket kit for straightforward installation
• 70.5mm bore designed for use with .020 oversize piston rings
• Engineered to maintain proper compression and clearance

Fits These Machines

• for Arctic Cat 500 Snow (1976-1988)

On-The-Job Use

• Snowmobile top end rebuilding and overhauls
• Winter trail riding and touring applications
• Recreational snowmobile maintenance programs
• Snowmobile shop repair and restoration projects

Specs At A Glance

Good To Know

Q: Does the SPI .020 Over Bore Top End Kit require any additional machining? A: The kit is designed as a direct replacement, but it is recommended to confirm cylinder preparation specs with your engine builder.

Q: What does the kit include for installation? A: The kit includes the cylinder, oversize piston, rings, wrist pin, and all necessary gaskets for a complete top end rebuild.

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