Yamaha 1P8-WB033-00-A0 - Piston Rebuilt Kits is an accessory kit that includes all parts needed to rebuild the top end of select Yamaha motorcycles.

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Key Features & Benefits

• Genuine Yamaha forged aluminum piston for strength and heat resistance
• Complete top-end rebuild kit — piston, ring, wrist pin, circlips, gaskets, seals, and O-rings in one package
• Proven OEM fitment tested to Yamaha's durability and reliability standards
• One-stop rebuild — no separate sourcing of gaskets, seals, or small hardware
• Restores compression and power output to like-new levels
• Convenience and cost savings versus buying individual top-end components separately

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Fits These Yamaha Models

Yamaha Model	Compatible Years
YZ250	2011, 2021-2027
YZ250X	2021-2027

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Frequently Asked Questions

What is Yamaha part 1P8-WB033-00-A0?

1P8-WB033-00-A0 is the Yamaha Piston Rebuilt Kits accessory for rebuilding the top end of select Yamaha motorcycles.

Is 1P8-WB033-00-A0 a Yamaha accessory?

Yes, 1P8-WB033-00-A0 is classified as a Yamaha accessory intended for maintenance service.

Which Yamaha models fit 1P8-WB033-00-A0?

This piston rebuilt kit fits Yamaha YZ250 and YZ250X models from 2011 and 2021 through 2027. Check the fitment table above 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.