420950772 Head Gasket for Sea-Doo Speedster Wake 215 1503 2009

Head Gasket for Sea-Doo Speedster Wake 215 1503

This head gasket, part number 420950772, seals the cylinder head to the engine block on the 1503 4-TEC powerplant used in the Sea-Doo Speedster Wake 215.

Overview

This head gasket is a direct replacement sealing component for the 1503 4-TEC engine found in the Sea-Doo Speedster Wake 215. It maintains compression, keeps coolant and oil in their proper passages, and prevents combustion gases from escaping at the cylinder head mating surface. It suits owners doing a top-end rebuild or replacing a failed gasket.

Built For Performance

• Multi-layer steel construction for reliable sealing under boost and heat
• Precision-formed to match the 1503 4-TEC cylinder head and block surfaces
• Withstands the high combustion temperatures of a supercharged marine engine
• OEM cross-reference 420950772 for direct fitment
• Resists coolant and oil migration between passages
• Engineered for consistent torque retention across the head bolts

Fits These Machines

• for Sea-Doo Speedster Wake 215 with 1503 4-TEC engine
• for Sea-Doo 1503 4-TEC equipped models requiring part 420950772

On-The-Job Use

• Top-end rebuilds after a blown head gasket
• Cylinder head removal and reinstallation service
• Compression restoration on high-hour 4-TEC engines
• Coolant and oil leak repair at the head mating surface

Specs At A Glance

Good To Know

Q: Do I need to replace head bolts when installing this gasket? A: Many 1503 4-TEC head bolts are torque-to-yield, so check your service manual and replace them if specified to ensure a proper seal.

Q: Can I reuse this gasket after removal? A: No, a head gasket is a single-use item and should always be replaced once the cylinder head is removed to prevent leaks and compression loss.

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