420950772 Head Gasket for Sea-Doo Explorer Pro 230 1630 2024-2026

Head Gasket for Sea-Doo Explorer Pro 230 1630

This head gasket for Sea-Doo seals the cylinder head to the engine block on the 1630 engine, cross-referencing OEM part 420950772.

Overview

This head gasket is a replacement sealing component for the 1630 engine used in the Sea-Doo Explorer Pro 230. The head gasket holds compression and separates coolant and oil passages at the cylinder head joint. It is intended for riders servicing the top end of their personal watercraft engine.

Built For Performance

• Precision-cut to match the 1630 engine cylinder head sealing surface
• Composite construction engineered to withstand combustion heat and pressure
• Seals coolant and oil passages between head and block
• Direct cross-reference to OEM part 420950772 for straightforward replacement
• Sold as a single head gasket for one engine

Fits These Machines

• for Sea-Doo Explorer Pro 230 1630, 2024-2026

On-The-Job Use

• Top-end rebuilds after overheating or compression loss
• Cylinder head removal and reinstallation service
• Routine engine refresh on high-hour personal watercraft
• Coolant or combustion leak repairs at the head joint

Specs At A Glance

Good To Know

Q: Does this gasket fit other Sea-Doo models with the 1630 engine? A: It is listed for the Explorer Pro 230 1630, so confirm your model and serial number before ordering. The OEM number 420950772 can be cross-checked against your parts diagram.

Q: Should head bolts be replaced at the same time? A: Many manufacturers specify new torque-to-yield head bolts for this job, so check your service manual. Clean and inspect the head and block surfaces before installing the new gasket.

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