SPI .020 Over Bore Top End Repair Kit for Ski-Doo 670 non-HO 1997-1999 78.5mm

SPI .020 Over Bore Top End Repair Kit for Ski-Doo

This top end repair kit from SPI includes a .020 oversize piston and ring set for Ski-Doo 670 non-HO engines from 1997 to 1999, providing a reliable solution for engine rebuilds.

Overview

The SPI .020 Over Bore Top End Repair Kit is designed for Ski-Doo 670 non-HO snowmobile engines produced between 1997 and 1999. It includes a 78.5mm piston, rings, and necessary gaskets to restore compression and performance. This kit is ideal for riders looking to refresh their top end after wear or scoring.

Built For Performance

• Includes .020 oversize piston for precise fit on worn cylinders
• Kit contains piston, rings, pin, and gaskets
• Manufactured to strict tolerances by SPI
• Designed for Ski-Doo 670 non-HO engines
• 78.5mm bore matches factory specification for overbore

Fits These Machines

• for Ski-Doo 670 non-HO (1997-1999)

Specs At A Glance

Good To Know

Q: Does this kit include a top end gasket set? A: Yes, the kit includes all necessary gaskets for a complete top end rebuild on Ski-Doo 670 non-HO engines.

Q: Is the piston coated or plated? A: The piston features a durable skirt coating to reduce friction and wear during break-in.

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