Yamaha - Water Pump Housing Set - Cooling System Component - 6D8-WS443-00-00

Overview

The Yamaha Water Pump Housing Set | 6D8-WS443-00-00 is designed to fully support and protect your water pump system, ensuring proper cooling performance. This set includes the essential housing components that surround the impeller and guide water flow through the engine. Over time, wear or scoring inside the housing can reduce water pressure and lead to overheating—even if the impeller is new. Replacing the housing set restores proper water circulation and keeps your engine running at the correct temperature.

Key Features

• Complete Housing Set – Includes key components needed to support and protect the water pump system.

• OEM Fit Precision – Built to Yamaha specifications for proper alignment and sealing.

• Maintains Cooling Efficiency – Helps ensure strong, consistent water flow through the engine.

• Durable Construction – Designed to withstand heat, friction, and harsh marine environments.

Engine & Boat Compatibility

Verify compatibility with your specific Yamaha engine model and part number before installation.

FAQs

Q1: What does a water pump housing set include?
A: It typically includes the housing and related components that surround and support the impeller.

Q2: When should I replace the housing set?
A: If there is wear, scoring, or reduced water pressure even after replacing the impeller.

Q3: Can a worn housing affect cooling?
A: Yes, it can reduce water flow and lead to overheating.

Q4: Should this be replaced during a pump rebuild?
A: If there is visible wear, it’s highly recommended.

Q5: Is installation difficult?
A: It’s usually done during water pump service and is manageable with proper tools.

• Supersessions
  688-44341-01-94, 688-44341-00-94, 6D8-44341-00-94, 6D8-44341-00-00