Yamaha - Thermostat Cover - Cooling System Component - 68V-12413-00-9S

Overview

The thermostat cover is a key component in your Yamaha outboard’s cooling system, designed to enclose and protect the thermostat while maintaining a secure seal within the engine. It helps ensure proper coolant flow and temperature regulation, allowing your engine to warm up efficiently and operate within the correct temperature range. A damaged or corroded cover can lead to coolant leaks or inefficient cooling. Replacing it helps maintain proper sealing and supports consistent engine performance.

Key Features

• Thermostat Housing Cover – Secures and protects the thermostat within the cooling system.
• Maintains Proper Cooling Flow – Helps regulate coolant movement and engine temperature.
• OEM Yamaha Construction – Built to factory specifications for durability and precise fit.
• Corrosion-Resistant Design – Made to withstand harsh marine environments.

Engine & Boat Compatibility

Compatible with Yamaha outboards using this component within the cooling system / thermostat housing.

FAQ

Q: What does a thermostat cover do?
A: It encloses the thermostat and helps maintain proper coolant flow and sealing.

Q: What are signs it needs replacement?
A: Coolant leaks, corrosion, or improper engine temperature regulation.

Q: Is this part part of the cooling system?
A: Yes, it is part of the thermostat housing within the cooling system.

Q: Why is a proper seal important?
A: It prevents coolant leaks and ensures the engine maintains correct operating temperature.

Q: Is installation difficult?
A: It is generally straightforward with basic mechanical knowledge.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

• Supersessions
  68V-12413-00-1S