Feuling Race Series Solid Lifters | +0.8435" to 0.844" Oversize (4057)

• Designed for engines with radical valve spring pressures and large lift camshaft
• Optimize valvetrain stability at high rpm, decrease valve float, maintain maximum valve lift, increase horsepower and torque output
• CNC machined and precison ground with 0.700" diameter rollers maintaining proper and critical oil flow to top end with metered oiling
• Utilizes standard pushrod seat height
• Made in the USA

NOTES:

• Feuling recommends the use of Race Series® adjustable pushrods or comparable heavy duty adjustable pushrods.
• For best results Feuling recommends the use of a high volume oil pump.
• For Twin Cam, XL, M8, Buell