420950772 Head Gasket for Sea-Doo Base 16-100 1630 2022

Head Gasket for Sea-Doo

This head gasket for Sea-Doo watercraft seals the cylinder head to the engine block, citing OEM cross-reference 420950772.

Overview

This head gasket for Sea-Doo is a sealing component that fits between the cylinder head and engine block on the 1630 engine used in Base 16-100 models. The head gasket for Sea-Doo maintains compression and keeps coolant where it belongs so the engine runs as designed. It suits riders servicing the top end of their personal watercraft.

Built For Performance

• OEM cross-reference 420950772 for straightforward part matching
• Seals the cylinder head to block joint under high combustion pressure
• Engineered to handle the heat of the 1630 engine
• Helps hold proper compression for steady power delivery
• Designed for the 16-100 platform which uses a 1630cc engine

Fits These Machines

• for Sea-Doo Base 16-100 1630, 2022

On-The-Job Use

• Top-end rebuilds after a failed head gasket
• Routine engine teardown and inspection
• Cylinder head removal and reinstallation
• Coolant leak repairs between head and block
• Restoring lost compression on a worn engine

Specs At A Glance

Good To Know

Q: Can I reuse my old head gasket? A: No, head gaskets are single-use and should always be replaced once the cylinder head is removed to ensure a proper seal.

Q: Should I torque the head bolts in a specific sequence? A: Yes, follow the manufacturer torque specs and sequence for the 1630 engine to avoid warping or leaks.

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