Yamaha - Impeller Housing - 66V-51312-01-00

Overview

The Yamaha Impeller Housing 66V-51312-01-00 is a genuine original equipment manufacturer component designed to protect and support the water pump impeller within the engine’s cooling system. This housing forms a critical part of the water pump assembly, directing water flow through the pump and ensuring efficient circulation throughout the engine.

A properly functioning impeller housing helps maintain consistent water pressure and cooling performance. Over time, the housing can experience wear from friction, heat, and debris passing through the pump. Replacing worn or damaged components with a genuine Yamaha impeller housing helps restore proper water flow and ensures reliable cooling system operation.

Key Features

• Genuine Yamaha Original Equipment Manufacturer Component – Manufactured to Yamaha factory specifications for precise fit and dependable performance.

• Supports Water Pump Operation – Houses and protects the impeller within the cooling system assembly.

• Maintains Proper Water Flow – Helps direct water efficiently through the pump and engine cooling passages.

• Durable Marine Construction – Designed to withstand heat, friction, and constant water exposure.

Compatibility

Compatible with select Yamaha outboard engines that utilize this impeller housing within the water pump assembly.

Why is this prop a strong choice vs. alternatives?

• Original Equipment Manufacturer Yamaha Fitment – Designed specifically for Yamaha cooling systems.

• Restores Proper Water Pump Performance – Helps maintain efficient water circulation.

• Protects Internal Pump Components – Provides a secure housing for the impeller.

• Built for Marine Durability – Engineered to perform reliably in harsh marine environments.

FAQs

Q: What does an impeller housing do?
A: The impeller housing surrounds the water pump impeller and directs water through the pump to the engine’s cooling system.

Q: Why should the impeller housing be replaced?
A: If the housing becomes worn or damaged, it can reduce pump efficiency and affect cooling system performance.

Q: Is this a genuine Yamaha component?
A: Yes. The 66V-51312-01-00 is a genuine Yamaha original equipment manufacturer impeller housing.

Q: Can this part be replaced during water pump service?
A: Yes. It is often inspected or replaced during routine water pump maintenance.

Q: Is installation difficult?
A: Many mechanically experienced boat owners can replace impeller housing components, though professional service may be recommended.

• Supersessions
  66V-51312-00-94, 66V-51312-01-94, 6CR-R1312-00-00, 6CR-R1312-00-00