420950772 Head Gasket for Sea-Doo SP 1x260 1503 2012

Head Gasket for Sea-Doo

The head gasket, part number 420950772, is a sealing component that sits between the cylinder head and engine block on the Sea-Doo 1503 4-TEC engine to maintain compression and prevent coolant or oil leaks.

Overview

This head gasket for Sea-Doo is a direct replacement sealing component made for the 1503 4-TEC engine platform. It seals the joint between the cylinder head and block, keeping combustion pressure, coolant, and oil where they belong. It is intended for riders and mechanics servicing the SP 260 models from 2012.

Built For Performance

• Multi-layer steel construction engineered to withstand high combustion pressure
• Precision-formed sealing beads for a consistent seal across the deck surface
• Designed for the 1503 4-TEC engine family
• Resists heat cycling and coolant exposure over repeated rides
• Direct-fit replacement for OEM part number 420950772

Fits These Machines

• for Sea-Doo SP 260 1503, 2012

On-The-Job Use

• Top-end rebuilds after a blown head gasket
• Cylinder head removal and reinstallation service
• Engine refresh during routine maintenance
• Repair after overheating or compression loss

Specs At A Glance

Good To Know

Q: Do I need to replace head bolts when installing this gasket? A: Many torque-to-yield head bolts should not be reused, so check your service manual and replace them if specified. Clean both mating surfaces fully before installation.

Q: Will this gasket work on my 2012 SP 260? A: Yes, the 420950772 gasket is listed for the 2012 SP 260 with the 1503 engine. Confirm your engine code and serial number before ordering.

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