420950840 Water Pump Housing Gasket for Sea-Doo SP 215 1503 2012

Water Pump Housing Gasket for Sea-Doo

This water pump housing gasket, cross-referenced under OEM part 420950840, seals the housing on 1503 engine water pumps to prevent coolant leaks.

Overview

This water pump housing gasket is a direct-fit sealing component for the 1503 engine water pump used in personal watercraft. It seals the mating surface between the pump housing and engine block to keep coolant contained under pressure. It suits riders performing routine maintenance or rebuilding a water pump on a Sea-Doo SP 215.

Built For Performance

• OEM cross-reference 420950840 for accurate matching
• Precision-cut to match the housing mating surface
• Coolant-resistant material for lasting sealing
• Withstands the heat and pressure of marine cooling systems
• Simple replacement during water pump service

Fits These Machines

• for Sea-Doo SP 215 1503 (2012)
• for Sea-Doo SP 215 models with the 1503 engine

On-The-Job Use

• Water pump housing reseals during routine service
• Cooling system repairs after overheating
• Impeller or wear ring replacement jobs
• Preventive maintenance on older pumps

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: This is a replacement water pump housing gasket made to fit 1503 engine water pumps, not an original brand component.

Q: Should I replace the gasket every time I open the housing? A: Yes, a fresh gasket each time the housing is separated helps ensure a reliable, leak-free seal.

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