420950820 Valve Cover Gasket for Sea-Doo Islandia SE 430 1503 2008

Valve Cover Gasket for Sea-Doo

This valve cover gasket for Sea-Doo replaces OEM part 420950820 to seal the valve cover against oil leaks on the 1503 engine.

Overview

This valve cover gasket for Sea-Doo is a direct replacement seal for the 1503 engine found in Islandia SE 430 models. The gasket for Sea-Doo sits between the valve cover and cylinder head to keep oil contained and prevent seepage under heat and vibration. It suits owners performing routine maintenance or resealing a leaking cover.

Built For Performance

• Direct replacement for OEM part number 420950820
• Precision-cut to match the 1503 valve cover mating surface
• Oil-resistant material holds up to engine heat cycles
• Seals against oil weep at the cylinder head joint
• Simple install during top-end service

Fits These Machines

• for Sea-Doo Islandia SE 430 with 1503 engine (2008)

On-The-Job Use

• Resealing a weeping valve cover
• Routine top-end maintenance
• Engine rebuild reassembly
• Replacing a hardened or flattened gasket

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, it is an aftermarket valve cover gasket made to replace OEM 420950820. It is designed to match the fit and sealing function of the original.

Q: How do I know it fits my engine? A: This gasket is built for the 1503 engine used in the Islandia SE 430. Confirm your model, year, and engine code 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.