Yamaha 3Y1-12121-01-00 - Exhaust Valve is a genuine Yamaha part. It is an original equipment replacement part for select Yamaha ATVs and motorcycles.

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Key Features & Benefits

• Genuine Yamaha OEM part, number 3Y1-12121-01-00.
• Fits 8 Yamaha models from 1980 to 1999.
• Direct replacement for the original part on the listed Yamaha models.

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Fits These Yamaha Models

• BW350 - 1987-1988
• SR250 - 1980-1982
• TT250 - 1980-1982
• XT250 - 1980-1983
• View More - see the Fitment tab for full compatibility details

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Frequently Asked Questions

What is Yamaha part 3Y1-12121-01-00?

3Y1-12121-01-00 is a genuine Yamaha exhaust valve for select Yamaha ATVs and motorcycles.

Is 3Y1-12121-01-00 a genuine Yamaha part?

Yes, 3Y1-12121-01-00 is a genuine Yamaha OEM part.

Which Yamaha models fit 3Y1-12121-01-00?

This part fits the BW350 (1987-1988), SR250 (1980-1982), TT250 (1980-1982), XT250 (1980-1983), plus 4 additional models. View the full fitment list in the Fitment tab to confirm your exact model and year before ordering.

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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.