420950820 Valve Cover Gasket for Sea-Doo Challenger Wake 155 1503 2007

Valve Cover Gasket for Sea-Doo

This valve cover gasket for Sea-Doo replaces OEM part number 420950820, sealing the valve cover to the cylinder head to prevent oil leaks on 1503 engine applications.

Overview

This valve cover gasket for Sea-Doo is a direct-fit sealing component for the 1503 engine used in Challenger Wake 155 models. The valve cover gasket for Sea-Doo keeps oil contained at the cylinder head mating surface, protecting the engine bay from leaks and maintaining proper oil pressure. It is an ideal replacement for riders performing top-end maintenance or chasing a persistent oil seep.

Built For Performance

• Direct replacement for OEM part number 420950820
• Precision-cut to match the 1503 valve cover mating surface
• Oil-resistant material suited to marine engine temperatures
• Seals the valve cover to the cylinder head to stop oil seepage
• Designed for consistent compression across the sealing surface

Fits These Machines

• for Sea-Doo Challenger Wake 155 1503 (2007)

On-The-Job Use

• Top-end engine maintenance and rebuilds
• Fixing oil leaks around the valve cover
• Routine servicing of 1503-powered jet boats
• Seasonal tune-ups before launch

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket valve cover gasket made to cross-reference OEM part number 420950820, and it is not an original brand product.

Q: How do I know it will fit my engine? A: It is designed for the 1503 engine in the listed model, but fitment can vary by serial number, so confirm compatibility 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.