420950840 Water Pump Housing Gasket for Sea-Doo GTX 155 STD 1503 2014

Water Pump Housing Gasket for Sea-Doo

This water pump housing gasket for Sea-Doo seals the pump housing joint on the 1503 engine, cross-referenced to OEM part 420950840.

Overview

This water pump housing gasket for Sea-Doo is a sealing component built for the 1503 engine used in 2014 GTX 155 models. It keeps the mating surface between the pump housing and engine sealed so water circulation stays consistent. Ideal for owners and technicians performing cooling system service.

Built For Performance

• Cross-referenced to OEM part number 420950840
• Gasket material suited to continuous water and coolant contact
• Cut to match the pump housing mating surface
• Compresses evenly to hold a seal through heat cycling
• Sold as a single gasket for one installation

Fits These Machines

• for Sea-Doo GTX 155 STD 1503, 2014

On-The-Job Use

• Water pump housing reseal during cooling system service
• Coolant leak repair at the housing joint
• Impeller service jobs that require removing the housing
• Off-season maintenance on 1503-equipped personal watercraft

Specs At A Glance

Good To Know

Q: Does this gasket fit other 1503 water pump housings? A: It is cross-referenced to OEM 420950840 and matches the listed 2014 GTX 155 STD application. Verify your housing part number before ordering.

Q: Is sealant needed with this gasket? A: Follow the procedure in your service manual; many installations rely on the gasket alone with properly cleaned and torqued mating surfaces.

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