Wiseco W5312 Top End Gasket Kit for Ski-Doo RTX Formula+

The Wiseco W5312 is a top end gasket kit engineered specifically for Ski-Doo RTX and Formula+ snowmobile engines. Designed as a direct complement to Wiseco's line of pistons and crankshafts, this kit supplies all required gaskets and seals under a single part number — making it the ideal companion for any top end engine rebuild or overhaul.

Wiseco gasket kits are manufactured to OEM+ quality standards, ensuring a reliable, leak-free seal that meets or exceeds original equipment specifications. Each kit is sourced and validated in-house for consistent fit and durability across 2-stroke snowmobile applications.

Kit Includes:

• Head gasket
• Base gasket
• Exhaust gasket

Key Features:

• OEM+ quality materials for superior sealing performance
• All gaskets and seals consolidated under one convenient part number
• Designed and engineered in-house by Wiseco to complement their piston and crankshaft lineup
• Built for 2-stroke Ski-Doo snowmobile top end rebuilds
• Compatible with standard bore 76.00mm, 581/583cc twin-cylinder engine configurations

Whether you're performing a routine top end refresh or a full rebuild, the Wiseco W5312 gasket kit ensures every critical sealing surface is covered with quality components you can trust.