Water Pump Impeller with Key 47-19453T 18-8900 for Mercury Mariner 50 55 60 HP

Water Pump Impeller with Key for Mercury Mariner

This water pump impeller with key replaces OEM part numbers 47-19453T and 18-8900 for Mercury Mariner 50-60 HP outboard engines, ensuring proper cooling.

Overview

This water pump impeller with key is a direct replacement for Mercury Mariner outboards from 50 to 60 HP, maintaining efficient water flow to prevent overheating. It is designed to fit specific models using OEM part numbers 47-19453T and 18-8900.

Built For Performance

• Replaces OEM part numbers 47-19453T and 18-8900
• Includes key for secure installation
• Precision-molded blades deliver consistent water flow
• Heat-resistant rubber compound withstands marine environments
• Direct fit for select Mercury Mariner 50-60 HP engines

Fits These Machines

• for Mercury Mariner 50 HP
• for Mercury Mariner 55 HP
• for Mercury Mariner 60 HP

On-The-Job Use

• Replaces worn impellers in outboard cooling systems
• Prevents engine overheating during extended operation
• Maintains proper water pressure for optimal cooling

Specs At A Glance

Good To Know

Q: How often should the impeller be replaced? A: Replace the impeller every 100 hours or annually, whichever comes first, to prevent overheating and cooling system damage.

Q: Will this impeller fit my Mercury Mariner? A: This impeller is designed for Mercury Mariner 50, 55, and 60 HP outboards, but verify your engine's serial number to confirm compatibility.

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