ULTSPEED  ROLLER ROCKER ARMS fit Harley

          -Forged from 4140 steel and CNC machined. 

          -Provide high quality performance with friction reducing and more power, minimizing the wear on the               engines, with reliable lubrication for converting oil canal between pushrod seat and the roller 

          -Fits 1984-later Evolution® BigTwin & XL engines

          -Fits 1999-later Twin Cam® engines. 1.675 ratio.