420950840 Water Pump Housing Gasket for Sea-Doo GTR 230 1630 2020-2026

Water Pump Housing Gasket for Sea-Doo GTR 230

This water pump housing gasket for Sea-Doo GTR 230 1630 models (2020-2026) seals the housing to prevent coolant leaks, cross-referencing OEM part 420950840.

Overview

This water pump housing gasket for Sea-Doo is a direct-fit sealing component for the 1630 engine's cooling system. It seals the pump housing mating surface to keep coolant contained and flowing correctly. Ideal for riders performing routine maintenance or rebuilding a leaking pump on their GTR 230.

Built For Performance

• Precision-cut to match the OEM 420950840 housing profile
• Coolant-resistant material withstands constant marine engine heat cycles
• Maintains a tight seal under pressure to prevent leaks
• Direct replacement for worn or compressed factory gaskets
• Compact, lightweight design simplifies installation

Fits These Machines

• for Sea-Doo GTR 230 1630 (2020-2026)

On-The-Job Use

• Routine water pump housing service
• Coolant leak repairs on the 1630 engine
• Engine rebuilds and top-end maintenance
• Winterization and pre-season prep

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket gasket designed to fit Sea-Doo GTR 230 models, cross-referencing OEM 420950840. It is not manufactured by Sea-Doo.

Q: How do I know it fits my year? A: This gasket is listed for the 2020-2026 GTR 230 with the 1630 engine. Always confirm your model and engine code 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.