Yamaha YF1-E3997-30-10 - Assembly Thermostat is a genuine Yamaha part. This part works within the cooling system to manage engine heat. Use part number YF1-E3997-30-10 to confirm it matches the component shown in your model's Yamaha parts diagram.

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Key Features & Benefits

• Replaces a leaking, clogged, or failed cooling component.
• Built to Yamaha's specification for its location.
• Helps control engine operating temperature.

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Frequently Asked Questions

What is Yamaha part YF1-E3997-30-10?

YF1-E3997-30-10 is the Yamaha part number for the Assembly Thermostat, a genuine Yamaha part. It replaces a leaking or failed cooling component with the specified Yamaha part.

When should I replace the Assembly Thermostat (YF1-E3997-30-10)?

Replace the Assembly Thermostat (YF1-E3997-30-10) if it leaks, is damaged, or testing shows it is no longer working, since cooling problems can lead to overheating.

How can I check that the Assembly Thermostat (YF1-E3997-30-10) is the right part for my vehicle?

Find the Assembly Thermostat in the Yamaha parts diagram for your exact model and year and confirm the part number shown matches YF1-E3997-30-10. A Yamaha dealer can also verify it with your model or VIN.

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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.