420950772 Head Gasket for Sea-Doo GTI STD 1503 2006

Head Gasket for Sea-Doo GTI STD 1503

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

Overview

This head gasket for Sea-Doo is designed to seal the combustion chamber and coolant passages on the 1503 engine used in the GTI STD. The gasket helps maintain proper compression and prevents coolant or oil from leaking between the head and the block. It is intended for riders and mechanics performing top-end service or rebuilds on their personal watercraft.

Built For Performance

• Direct replacement for OEM part number 420950772
• Constructed to seal combustion and coolant passages under high compression
• Designed specifically for the 1503 engine platform
• Helps restore proper compression after top-end service
• Compatible with the 2006 GTI STD model

Fits These Machines

• for Sea-Doo GTI STD 1503 (2006)

On-The-Job Use

• Top-end rebuilds and cylinder head removal
• Routine engine maintenance on personal watercraft
• Replacing a blown or leaking head gasket
• Restoring compression after coolant or oil leaks

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is an aftermarket head gasket that cross-references OEM number 420950772, and it is not an original brand product.

Q: Do I need to replace head bolts when installing this gasket? A: It depends on your engine's torque-to-yield specifications, so check your service manual to confirm whether new bolts are recommended.

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