Brand New Athena 77mm 13.5:1 Stock Bore Forged Piston Kit 

Fits Yamaha YZ250F Dirt Bike Models

 

Years 2016 2017 2018 2019 2020 2021



This kit includes:
  • 77mm 13.5:1 CP Piston Kit (Includes Piston, Wrist Pin, Rings & Clips)
  • Skirt Coating
  • Perfect For Pump Gas

The piston uses pump or race gas. All parts are warrantied

We ship worldwide & ship all domestic orders free!