Feuling, Race Series Solid Lifters

⢠Designed for engines with radical valve spring pressures and large lift camshafts ⢠Optimize valve - train stability at high RPM, decrease valve float ⢠Maintain maximum valve lift , Increase horsepower & torque output. ⢠Made from hardened steel, CNC machined and precision ground with 0 .700" Diameter rollers ⢠Maintaining proper and critical oil flow to top end with metered oiling ⢠Utilizes standard pushrod seat height, Feuling recommends the use of #4070 Race Series adjustable pushrods or comparable heavy duty adjustable pushrods ⢠Recommended for both strip and high performance street engines ⢠For best results Feuling recommends the use of a high volume oil pump ⢠Made in the U.S.A. Part # 4055 Standard diameter (0.842" - 0.8425") / Fitment: M8 '17 - '25, T/C '99 - '17, XL And Buell '00 - '22