420950820 Valve Cover Gasket for Sea-Doo Wake Pro HO 1503 2019

Valve Cover Gasket for Sea-Doo

This valve cover gasket for Sea-Doo personal watercraft seals the joint between the valve cover and cylinder head, cross-referencing OEM part number 420950820 to help prevent oil seepage and maintain proper engine sealing.

Overview

This valve cover gasket for Sea-Doo is a direct-fit sealing component engineered for the 1503 engine platform. It keeps oil contained at the valve cover mating surface, protecting against leaks that can foul the engine bay and reduce oil pressure. It is intended for riders and mechanics servicing Sea-Doo watercraft who need a reliable replacement seal.

Built For Performance

• Precision-cut to match the valve cover mating surface for a consistent seal
• Constructed from oil-resistant material rated for marine engine temperatures
• Cross-references OEM part number 420950820 for easy verification
• Designed for the 1503 engine family used in Sea-Doo watercraft
• Resists compression set to maintain sealing force over time

Fits These Machines

• for Sea-Doo Wake Pro HO 1503 (2019)

On-The-Job Use

• Valve cover resealing during top-end service
• Leak repair on the 1503 engine platform
• Routine maintenance on Sea-Doo personal watercraft

Specs At A Glance

Good To Know

Q: Does this gasket require sealant during installation? A: A clean, dry mating surface is typically sufficient, though some technicians apply a small amount of sealant at corners. Follow the service manual procedure for the 1503 engine.

Q: How do I confirm this gasket fits my watercraft? A: Cross-check OEM part number 420950820 against your model and serial number. Fit can vary by production year, so verify 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.