2 SPI .020 Over Bore Piston Kits for Polaris Widetrak LX 500 1998-2011 72.5mm

2 SPI .020 Over Bore Piston Kits for Polaris Widetrak LX 500

This set includes two SPI .020 over bore piston kits designed to fit Polaris Widetrak LX 500 models from 1998 to 2011, providing a 72.5mm bore size for engine rebuilds.

Overview

These SPI .020 over bore piston kits are aftermarket replacements for Polaris Widetrak LX 500 snowmobiles, offering a precise 72.5mm bore for restoring compression and power. Each kit includes two pistons, rings, and wrist pins, making them ideal for top-end rebuilds on compatible year range models.

Built For Performance

• Cast aluminum pistons with .020 oversize for increased displacement
• Precision-machined ring grooves for proper sealing
• Includes piston rings and wrist pins for complete installation
• Designed for direct fitment without modification
• Manufactured to OEM specifications for reliable performance

Fits These Machines

• for Polaris Widetrak LX 500 (1998-2011)

On-The-Job Use

• Rebuilding engines on snowmobiles used for trail riding
• Restoring power in older Polaris models
• Performing top-end overhauls during off-season maintenance

Specs At A Glance

Good To Know

Q: Are these pistons compatible with stock cylinders? A: Yes, these .020 over bore pistons are designed for cylinders that have been bored to 72.5mm, which is a standard oversize for engine rebuilds.

Q: What components are included in each kit? A: Each kit includes one piston, one set of rings, and one wrist pin, so the set of two covers a full twin-cylinder engine.

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