2 SPI .020 Over Bore Piston Kits for Polaris Classic Touring 500 1997-00 72.5mm

SPI .020 Over Bore Piston Kits for Polaris Classic Touring 500 1997-2000

These SPI .020 over bore piston kits are designed for the Polaris Classic Touring 500, providing a 72.5mm bore size for engine rebuilding and performance restoration.

Overview

This piston kit set includes two SPI .020 over bore pistons specifically engineered for Polaris Classic Touring 500 models from 1997 to 2000. Each piston measures 72.5mm and is built to restore compression and power in high-mileage or worn engines. These SPI piston kits are a direct replacement for the original factory pistons, offering reliable performance for your Polaris snowmobile.

Built For Performance

• Precision-machined 72.5mm pistons for .020 over bore applications
• Durable cast aluminum construction with reinforced skirt design
• Includes piston rings, wrist pins, and circlips for complete installation
• Manufactured to OEM specifications for consistent fit and function
• Designed to withstand high temperatures and heavy loads during operation

Fits These Machines

• for Polaris Classic Touring 500 (1997-2000)

On-The-Job Use

• Ideal for rebuilding engines on Polaris snowmobiles used in trail riding and touring
• Suitable for high-mileage engines requiring a .020 over bore to restore cylinder dimensions
• Perfect for restoring power and reliability in vintage Polaris Classic Touring 500 models

Specs At A Glance

Good To Know

Q: Are these pistons pre-assembled with rings? A: No, rings must be installed during assembly. Follow the manufacturer's ring gap and orientation instructions for best results.

Q: Will these fit the Polaris Classic Touring 500 with standard bore? A: No, these are .020 over bore pistons; they require the cylinder to be bored to 72.5mm to accommodate the larger piston size.

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