Yamaha 7UC-E4A43-21-00 - Main Jet is a genuine Yamaha part. This part works with the carburetor to deliver the correct fuel and air mixture. Confirm part number 7UC-E4A43-21-00 against your Yamaha parts diagram before ordering.

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Key Features & Benefits

• Helps meter fuel and air for the engine.
• Replaces worn, clogged, or damaged carburetor components.
• Built to Yamaha's specification for its location.

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Frequently Asked Questions

What part does Yamaha number 7UC-E4A43-21-00 refer to?

Yamaha number 7UC-E4A43-21-00 identifies the Main Jet, a genuine Yamaha part. It replaces a worn or clogged carburetor component with the specified Yamaha part.

When should I replace the Main Jet (7UC-E4A43-21-00)?

Replace the Main Jet (7UC-E4A43-21-00) if it is clogged beyond cleaning, worn, or damaged, which can affect starting, idle, and throttle response.

How can I check that the Main Jet (7UC-E4A43-21-00) is the right part for my vehicle?

Find the Main Jet in the Yamaha parts diagram for your exact model and year and confirm the part number shown matches 7UC-E4A43-21-00. 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.