420950772 Head Gasket for Sea-Doo Challenger Wake 430 1503 2008

Head Gasket for Sea-Doo Challenger Wake 430 1503

This head gasket is a sealing component designed for the 1503 engine and carries the OEM cross-reference 420950772.

Overview

This head gasket for Sea-Doo is a direct-fit sealing component for the 1503 engine found in the Challenger Wake 430. It seals the junction between the cylinder head and block, helping maintain proper compression and keeping coolant and combustion gases contained. Built for riders and mechanics servicing the 2008 Sea-Doo Challenger Wake 430, this head gasket for Sea-Doo installs like the original and supports a leak-free top end.

Built For Performance

• Constructed to seal the cylinder head to block junction on the 1503 engine
• OEM cross-reference 420950772 for straightforward part matching
• Engineered to hold sealing under the heat cycling of marine use
• Designed to contain combustion, coolant, and oil at the head junction
• Precision-formed to match the 1503 head and block mating surfaces

Fits These Machines

• for Sea-Doo Challenger Wake 430 1503 (2008)

On-The-Job Use

• Top-end rebuilds on the 1503 engine
• Head removal and reinstall after overheating or compression loss
• Routine maintenance on the Challenger Wake 430
• Coolant and combustion leak repair at the head junction

Specs At A Glance

Good To Know

Q: Does this gasket fit other 1503 engines? A: It is listed for the 2008 Challenger Wake 430 with the 1503 engine, and fit can vary by model and serial number. Confirm your machine's application before ordering.

Q: Should head bolts be replaced when installing this gasket? A: Many manufacturers recommend new torque-to-yield head bolts and correct torque sequences when reinstalling a head gasket. Follow your service manual's procedure for the 1503 engine.

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