420950840 Water Pump Housing Gasket for Sea-Doo GTX 215 1503 2008-2013

Water Pump Housing Gasket for Sea-Doo

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

Overview

This water pump housing gasket for Sea-Doo is a direct-fit sealing component for the 1503 engine family. It prevents coolant and water leakage at the pump housing mating surface, keeping circulation steady on the water. A smart pick for riders and shops servicing 2008 through 2013 GTX models.

Built For Performance

• Cross-referenced to OEM part number 420950840
• Constructed from gasket material rated for constant water and coolant exposure
• Precision-cut to match the pump housing mating surface
• Compresses evenly to maintain a tight seal under heat cycling
• Sold as a single gasket for one housing installation

Fits These Machines

• for Sea-Doo GTX 215 1503, 2008
• for Sea-Doo GTX 215 1503, 2009
• for Sea-Doo GTX 215 1503, 2011
• for Sea-Doo GTX 215 1503, 2012
• for Sea-Doo GTX 215 1503, 2013

On-The-Job Use

• Water pump housing reseal during routine cooling system service
• Coolant leak repair at the pump housing joint
• Impeller or wear ring replacement jobs that require opening the housing
• Pre-season maintenance on 1503-equipped personal watercraft

Specs At A Glance

Good To Know

Q: Does this gasket fit every 1503 water pump housing? A: It is cross-referenced to OEM 420950840 and matches the listed GTX 215 model years. Confirm your housing part number before ordering.

Q: Should the housing bolts be retorqued after installation? A: Yes, torque the housing bolts to the specification in your service manual and recheck after the first heat cycle.

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