420950820 Valve Cover Gasket for Sea-Doo RXP NA 1503 2007

Valve Cover Gasket for Sea-Doo

The Valve Cover Gasket, reference 420950820, seals the valve cover to the cylinder head for Sea-Doo RXP NA 1503 models, keeping oil contained in the top end.

Overview

This Valve Cover Gasket for Sea-Doo is the seal that sits between the valve cover and the cylinder head on the 1503 engine. It prevents oil from weeping out and blocks debris from entering the valve train area. Made for owners servicing a 2007 Sea-Doo RXP NA 1503, this gasket for Sea-Doo offers a direct-fit solution for a common wear item.

Built For Performance

• Direct-fit replacement for OEM gasket 420950820
• Oil-resistant material resists breakdown over time
• Maintains a consistent seal across the cover surface
• Handles the heat cycling of a marine four-stroke engine
• Replaces a cracked, hardened, or leaking factory gasket

Fits These Machines

• for Sea-Doo RXP NA 1503, 2007

On-The-Job Use

• Valve cover resealing during top end service
• Stopping oil seepage on a high-hour ski
• Seasonal maintenance before launch
• Post-storage refresh after a winter layup

Specs At A Glance

Good To Know

Q: Can I reuse my old valve cover gasket? A: Reusing a compressed or hardened gasket often leads to leaks at the mating surface. A fresh gasket is the reliable choice whenever the cover is off.

Q: What causes a valve cover gasket to fail? A: Heat cycles, age, and oil exposure gradually harden the material until it stops sealing. Visible oil weeping around the cover is the usual sign it is time to replace.

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