420950772 Head Gasket for Sea-Doo Cruise 18-100 1630 2022

Head Gasket for Sea-Doo

This head gasket for Sea-Doo seals the cylinder head to the engine block on 2022 models, replacing OEM part number 420950772.

Overview

This head gasket for Sea-Doo is designed to maintain a tight seal between the cylinder head and engine block, preventing coolant and compression leaks. It is built for riders who need a dependable replacement for 2022 Sea-Doo Cruise 18-100 1630 models. The gasket matches OEM reference 420950772 for a direct fit.

Built For Performance

• Direct replacement for OEM part number 420950772
• Constructed to withstand high combustion temperatures and pressure
• Precise fitment for the 1630 engine platform
• Helps maintain proper compression and coolant sealing
• Designed for marine engine conditions

Fits These Machines

• for Sea-Doo Cruise 18-100 1630, 2022

On-The-Job Use

• Top-end engine rebuilds on personal watercraft
• Cylinder head removal and reinstallation
• Routine maintenance after overheating or gasket failure
• Marine engine repair shops and DIY garage projects

Specs At A Glance

Good To Know

Q: Do I need to replace head bolts when installing this gasket? A: Many manufacturers recommend new head bolts on reassembly, so check your service manual for the 1630 engine before starting the job.

Q: Can this gasket be reused if the engine is taken apart again? A: No, head gaskets are single-use crush items and should always be replaced once the cylinder head is removed.

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