SPI .020 Over Bore Piston Kit for Ski-Doo Many 1989-1999 583 Snowmobiles 76.5mm

SPI .020 Over Bore Piston Kit for Ski-Doo

This SPI .020 over bore piston kit is an aftermarket replacement for Ski-Doo 583 snowmobile engines from 1989 to 1999, sized at 76.5mm for a .020 oversize fit.

Overview

The SPI .020 over bore piston kit provides a reliable replacement for worn pistons in Ski-Doo 583 snowmobiles. This piston kit is machined from high-strength aluminum and includes rings, wrist pin, and circlips for a complete rebuild. Designed to restore engine performance, this piston kit ensures a tight seal and extended service life.

Built For Performance

• Precision-machined 76.5mm bore for .020 oversize fit
• High-strength aluminum alloy casting for durability
• Includes premium piston rings for proper compression
• Matching wrist pin and circlips for easy installation
• Strict weight matching for balanced engine operation

Fits These Machines

• for Ski-Doo 583 snowmobile models (1989–1999)

On-The-Job Use

• Ideal for engine rebuilds on Ski-Doo snowmobiles
• Commonly used in trail riding and recreational snowmobiling
• Perfect for high-performance upgrades and maintenance
• Suitable for both amateur and professional mechanics

Specs At A Glance

Good To Know

Q: Is this a complete piston kit? A: Yes, the kit includes the piston, rings, wrist pin, and circlips for a full replacement.

Q: Do I need to bore my cylinders to use this piston? A: This .020 over bore piston requires the cylinder to be bored to 76.5mm for proper fitment.

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