Yamaha - Water Pump Housing Cover - Cooling System Component - 63D-44312-00-00

Overview

The water pump housing cover helps seal and protect the internal components of the pump, keeping everything aligned and functioning properly. It works with the housing and plates to maintain proper water flow through the engine. If this cover becomes warped, cracked, or worn, it can lead to leaks and reduced cooling performance. This Yamaha cover is built to restore a tight seal and keep your cooling system operating efficiently.

Key Features

• Protective Pump Cover – Seals and protects internal water pump components.
• Maintains Proper Water Flow – Helps ensure consistent cooling system performance.
• OEM Yamaha Fitment – Built to factory specifications for proper alignment and sealing.
• Durable Construction – Designed to withstand heat, pressure, and marine conditions.

Engine & Boat Compatibility

• Compatible with select Yamaha outboards that utilize this water pump housing cover (confirm fitment by model and year)

FAQ

Q: What does the water pump cover do?
A: It seals the pump assembly and helps maintain proper water flow.

Q: What happens if this cover is damaged?
A: It can cause leaks and reduce cooling efficiency.

Q: Should I replace this during a pump rebuild?
A: Yes, especially if there’s any wear, cracking, or warping.

Q: Can a bad cover affect engine temperature?
A: Yes, it can lead to reduced water flow and potential overheating