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2005-2023 Yamaha YZ250 New Genuine OEM STD Bore Size Top End Rebuild Kit includes:
( 1 ) Genuine OEM Yamaha 66.40mm STD Bore Size Engine Cylinder PN 5UP-11311-21-00
( 1 ) Genuine OEM Yamaha 66.40mm STD Bore Size Piston 1P8-11631-00-A0
( 1 ) Genuine OEM Yamaha 66.40mm STD Bore Size Piston Ring 5CU-11603-11-00
( 1 ) Genuine OEM Yamaha Piston Wrist Pin 5UP-11633-00-00
( 2 ) Genuine OEM Yamaha Piston Circlips 93450-19052-00
( 1 ) Genuine OEM Yamaha Connecting Rod Small End Needle Bearing 93310-218A6-00
( 2 ) Genuine OEM Yamaha Dowel Pins PN 99590-14016-00
( 1 ) Vertex Top End Gasket Kit PN 6810670
Top End Gasket Kit includes Gaskets, O-rings and Exhaust Gasket
Fits all 2005-2023 Yamaha YZ250 models.
Orders process the next business day. Expected delivery time 5 business days. Tracking Numbers will be sent via email upon shipment. You may also log into your account for updates to your order.
Contact Us for Return Information. Returns Not Accepted on Any Installed Parts.
Products are guaranteed to fit for the model and model years described. Part numbers have been superceded to the most updated part numbers per the manufacturer.
Here are some questions and answers to help you along the way.