SPI Top End Gasket Kit for Ski-Doo 1989-1990 Formula Plus & Formula Plus LT

SPI Top End Gasket Kit for Ski-Doo Formula Plus & Formula Plus LT

This SPI top end gasket kit is designed for Ski-Doo Formula Plus and Formula Plus LT models from 1989 to 1990, containing all gaskets needed for a top-end rebuild. It includes cylinder base gaskets, head gaskets, and other sealing components. This kit ensures a proper seal to restore compression and engine performance.

Overview

This SPI top end gasket kit fits Ski-Doo Formula Plus and Formula Plus LT snowmobiles manufactured in 1989 and 1990. It provides all necessary gaskets for a cylinder head and cylinder base reseal, helping to prevent blow-by and coolant leaks. This top end gasket kit is essential for maintaining or restoring these classic Ski-Doo engines.

Built For Performance

• Includes all gaskets required for a top-end rebuild
• Designed specifically for Ski-Doo Formula Plus and Formula Plus LT (1989-1990)
• Manufactured from durable materials to withstand high temperatures
• Directly replaces worn or damaged factory gaskets
• Helps maintain proper compression and engine efficiency

Fits These Machines

• for Ski-Doo Formula Plus (1989-1990)
• for Ski-Doo Formula Plus LT (1989-1990)

On-The-Job Use

• Used during top-end overhauls on Ski-Doo snowmobile engines
• Commonly installed when replacing piston rings or honing cylinders
• Suitable for recreational snowmobiling and vintage restoration

Specs At A Glance

Good To Know

Q: Does this kit include the intake and exhaust gaskets? A: This top end kit typically covers cylinder base and head gaskets; intake and exhaust gaskets may be sold separately.

Q: Will these gaskets fit a 1991 Ski-Doo Formula Plus? A: The kit is specified for 1989-1990 models; later years may have different gasket dimensions, so verify before purchase.

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