Yamaha 166-82370-20-00 - Plug Cap Assembly is a genuine Yamaha part. It is an original equipment replacement part for select Yamaha motorcycles and scooters.

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Key Features & Benefits

• Genuine Yamaha OEM part, number 166-82370-20-00.
• Fits 8 Yamaha models from 1966 to 2025.
• Direct replacement for the original part on the listed Yamaha models.

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Fits These Yamaha Models

• DT50 - 1988-1990
• PW50 - 1983, 1985-1987, 1990-1993, 1996-1999, 2001-2006, 2008-2009, 2012-2025
• PW80 - 1983, 1985, 1991-1993, 1998-2006
• RD400 - 1978
• View More - see the Fitment tab for full compatibility details

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Frequently Asked Questions

What is Yamaha part 166-82370-20-00?

166-82370-20-00 is a genuine Yamaha plug cap assembly for select Yamaha motorcycles and scooters.

Is 166-82370-20-00 a genuine Yamaha part?

Yes, 166-82370-20-00 is a genuine Yamaha OEM part.

Which Yamaha models fit 166-82370-20-00?

This part fits the DT50 (1988-1990), PW50 (1983, 1985-1987, 1990-1993, 1996-1999, 2001-2006, 2008-2009, 2012-2025), PW80 (1983, 1985, 1991-1993, 1998-2006), RD400 (1978), 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.