420950772 Head Gasket for Sea-Doo Speedster Wake 310 1503 2008

Head Gasket for Sea-Doo Speedster Wake 310 1503

This head gasket is a replacement sealing component that fits between the cylinder head and engine block on the 1503 engine, and it carries the OEM cross-reference 420950772.

Overview

This head gasket for Sea-Doo is a direct-fit sealing part made to close the gap between the cylinder head and the engine block on the 1503 powerplant. It helps maintain compression and keeps coolant and oil where they belong, making it a practical replacement for the Speedster Wake 310. Anyone servicing a 2008 1503 engine will find this head gasket a sensible option for routine top-end work.

Built For Performance

• OEM cross-reference 420950772 for straightforward part matching
• Constructed to seal the cylinder head to block joint under compression
• Designed for the 1503 engine platform
• Helps prevent coolant and oil from mixing or weeping past the deck surface
• Suited to top-end rebuild and gasket replacement jobs

Fits These Machines

• for Sea-Doo Speedster Wake 310 with 1503 engine, 2008
• for Sea-Doo models running the 1503 engine platform

On-The-Job Use

• Top-end rebuilds and cylinder head reinstallation
• Compression repair work on the 1503 engine
• Routine gasket replacement during engine service
• Coolant or oil leak correction at the head joint

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is a replacement head gasket referenced by the OEM number 420950772 and is not an original brand product.

Q: Should head bolts be replaced at the same time? A: Many technicians recommend new head bolts or studs during a head gasket job, so confirm the torque procedure for the 1503 engine before reassembly.

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