SPI .020 Over Bore Piston Kit for Polaris Indy XLT 580 SP SKS 64.5mm 1992-1994

.020 Over Bore Piston Kit for Polaris Indy XLT 580 SP SKS 64.5mm

This .020 over bore piston kit for Polaris Indy XLT 580 SP and SKS models from 1992-1994 provides a direct replacement with a 64.5mm bore size for engine rebuilding.

Overview

This .020 over bore piston kit for Polaris Indy XLT 580 SP and SKS models is designed for engine restoration. The kit includes pistons, rings, and wrist pins to ensure a complete replacement. Ideal for 1992-1994 Polaris snowmobiles, this piston kit delivers reliable performance.

Built For Performance

• 64.5mm bore size for .020 over stock
• High-strength aluminum alloy construction
• Precision-machined piston skirts for reduced friction
• Includes chrome-plated piston rings
• Balanced weight for smooth operation
• Designed to meet or exceed OEM specifications

Fits These Machines

• for Polaris Indy XLT 580 (1992-1994)
• for Polaris Indy SP (1992-1994)
• for Polaris Indy SKS (1992-1994)

On-The-Job Use

• Used in deep snow and trail riding conditions
• Suitable for engine rebuilds and performance upgrades
• Common in recreational snowmobiling
• Ideal for high-altitude riding
• Provides reliable power for long-distance trips

Specs At A Glance

Good To Know

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

Q: Is this suitable for a stock engine rebuild? A: This .020 over bore piston kit is intended for engines that have been bored oversize; confirm cylinder bore compatibility before ordering.

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