Yamaha YF1-11721-45-20 - Head Cover Gasket is a genuine Yamaha part. It is a sealing component that prevents fluid, air, or contaminant leaks at a joint or shaft. Use part number YF1-11721-45-20 to confirm it matches the component shown in your model's Yamaha parts diagram.

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Key Features & Benefits

• Seals the joint or shaft it is installed on against leaks.
• Helps keep dirt, water, and contaminants out.
• Replaces a hardened, cracked, or leaking seal.

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Frequently Asked Questions

What part does Yamaha number YF1-11721-45-20 refer to?

Yamaha number YF1-11721-45-20 identifies the Head Cover Gasket, a genuine Yamaha part. This seal closes the gap between mating parts to keep fluids in and dirt out.

When should the Head Cover Gasket (YF1-11721-45-20) be replaced?

Replace the Head Cover Gasket (YF1-11721-45-20) when it shows leaks, cracking, or hardening, or whenever the parts it seals are disassembled. Seals are generally not reused once removed.

Can I reuse the old Head Cover Gasket (YF1-11721-45-20)?

Sealing parts like the Head Cover Gasket take a set once installed, so reusing one risks a leak. Installing a new YF1-11721-45-20 restores a proper seal.

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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.