420950772 Head Gasket for Sea-Doo RXT 1503 2005-2006

Head Gasket for Sea-Doo RXT 1503

This head gasket for Sea-Doo RXT 1503 watercraft seals the cylinder head to the engine block to maintain proper compression and cooling on 2005-2006 models, cross-referencing part number 420950772.

Overview

The head gasket for Sea-Doo RXT 1503 fits 1503 engine applications from 2005-2006 and provides a durable combustion and coolant seal between the cylinder head and block. This head gasket for Sea-Doo personal watercraft helps restore proper compression and coolant flow after a top-end rebuild. It is intended for riders and mechanics servicing RXT 1503 machines that require a replacement gasket.

Built For Performance

• Precision-cut to match 1503 engine head and block mating surfaces
• Seals combustion chambers to help restore compression
• Withstands high operating temperatures of marine engines
• Compatible with coolant passages in the head and block
• Direct cross-reference to OEM part number 420950772

Fits These Machines

• for Sea-Doo RXT 1503, 2005-2006

On-The-Job Use

• Top-end engine rebuilds on 1503-equipped personal watercraft
• Cylinder head removal and reinstallation service
• Restoring compression after a blown head gasket
• Routine maintenance on older Sea-Doo RXT models

Specs At A Glance

Good To Know

Q: Does this gasket require new head bolts? A: Head bolts should be inspected and replaced if stretched or corroded, and torque values must follow the manufacturer sequence for the 1503 engine.

Q: Can this gasket be reused? A: No, head gaskets are single-use and must be replaced any time the cylinder head is removed.

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