420950820 Valve Cover Gasket for Sea-Doo GTI SE 130 1630 2020-2026

Valve Cover Gasket for Sea-Doo

This valve cover gasket for Sea-Doo replaces OEM part 420950820 to seal the valve cover against the cylinder head and prevent oil seepage on 1630 engines.

Overview

This valve cover gasket for Sea-Doo is a direct replacement seal for the valve cover on 1630 engines. It keeps oil contained at the top end so the valve cover gasket for Sea-Doo holds a clean seal through heat cycles and vibration.

Built For Performance

• Replaces OEM part number 420950820
• Seals the valve cover to the cylinder head
• Resists oil, heat, and pressure cycling
• Pre-formed to match the 1630 valve cover footprint
• Helps prevent oil leaks and fouled engine compartments

Fits These Machines

• for Sea-Doo GTI SE 130 (2020-2026)

On-The-Job Use

• Valve cover resealing during top-end service
• Leak repair after gasket hardening or compression set
• Routine maintenance on 1630-equipped watercraft

Specs At A Glance

Good To Know

Q: Does this gasket need sealant during install? A: Most valve cover gaskets of this type install dry unless the service manual specifies a sealant at the corners. Follow the factory procedure for the 1630 engine.

Q: How do I know if the valve cover gasket needs replacing? A: Oil weeping around the valve cover, burning oil smells, or visible gasket hardening are common signs. Confirm the leak source before ordering.

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