2 SPI .010 Over Bore Piston Kits for Ski-Doo 500 Fan Cooled 72.25mm SEE DESC

2 SPI .010 Over Bore Piston Kits for Ski-Doo 500 Fan Cooled

These 2 SPI .010 over bore piston kits for Ski-Doo 500 fan cooled engines are precision-machined to 72.25mm, providing a direct replacement for worn or damaged pistons in snowmobile rebuilds. Each kit includes everything needed to restore compression and performance in compatible Ski-Doo models, offering a reliable aftermarket solution that references OEM specifications.

Overview

Designed for the Ski-Doo 500 fan cooled engine, this 2 SPI .010 over bore piston kit set delivers a 72.25mm bore size to accommodate cylinder wear while maintaining proper clearance. Ideal for rebuilding or refreshing snowmobile motors, these piston kits help restore lost power and extend engine life without requiring complete cylinder replacement. The SPI aftermarket construction ensures a dependable fit for compatible Ski-Doo models.

Built For Performance

• Machined to 72.25mm with .010 over bore sizing for precise cylinder fitment
• Includes two complete piston kits for simultaneous replacement in twin-cylinder engines
• Constructed from durable alloy materials to withstand high-temperature operation
• Precision-ring grooves and pin bores ensure consistent sealing and reduced friction
• Engineered to meet or exceed OEM performance specifications for Ski-Doo 500 fan cooled engines

Fits These Machines

• for Ski-Doo 500 Fan Cooled

On-The-Job Use

• Rebuilding Ski-Doo snowmobile engines after piston damage or excessive wear
• Restoring compression and engine power in high-mileage 500cc fan cooled models
• Replacing pistons during top-end overhauls for improved reliability
• Upgrading to overbore size to salvage cylinders with minor scoring or taper

Specs At A Glance

Good To Know

Q: Do these piston kits include rings and wrist pins? A: Yes, each kit typically includes piston rings, wrist pin, and circlips, but verify the exact contents in the product listing as configurations may vary.

Q: Can these pistons be used in other Ski-Doo engines? A: They are specifically designed for the Ski-Doo 500 fan cooled model; use in other engines is not recommended without confirming bore size and compression height.

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