420950820 Valve Cover Gasket for Sea-Doo GTI STD 1503 2006 2019

Valve Cover Gasket for Sea-Doo

This valve cover gasket for Sea-Doo personal watercraft seals the valve cover to the cylinder head, citing OEM cross-reference 420950820.

Overview

This valve cover gasket for Sea-Doo is a direct-sealing replacement that stops oil seepage along the valve cover mating surface. It is built to keep the top end of the 1503 engine sealed under heat and pressure. Suitable for riders performing routine maintenance or rebuilding a top end.

Built For Performance

• Direct cross-reference to OEM part number 420950820
• Seals the valve cover to cylinder head mating surface
• Resists oil, heat, and pressure cycling
• Pre-formed shape for accurate fitment on the 1503 engine
• Ideal for top-end service and rebuilds

Fits These Machines

• for Sea-Doo GTI STD 1503 (2006, 2019)
• for Sea-Doo GTI SE NA 1503 (2007, 2019)

On-The-Job Use

• Routine valve cover reseal during maintenance intervals
• Top-end rebuild after oil seepage is found
• Preventive replacement when the cover is removed

Specs At A Glance

Good To Know

Q: What does this gasket do? A: It seals the valve cover to the cylinder head to prevent oil leaks on the 1503 engine. Proper sealing protects the top end from oil loss and contamination.

Q: Should I replace it every time the cover is removed? A: Yes, replacing the gasket whenever the valve cover is removed helps ensure a reliable seal. Reused gaskets can leak under heat and pressure cycling.

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