Up for sale is FEULING 2010-2016 FLSTFB Softail Fat Boy Lo Harley Davidson HYDRAULIC LIFTERS RACE SERIES. The vendor part number is 4050. Please read the title to know what is for sale

• Feuling� Race Series� full travel hydraulic lifters are machined from a steel body and designed to exceed the needs of large lift camshafts and higher valve spring pressures with a slower bleed down rate
• Race Series� lifters maintain proper oil flow to the top end, increase engine RPM, valve-train stability, decreasing valve float promoting maximum valve lift
• Feuling� recommends Race Series� lifters for engines running higher than 185Lbs. valve spring seat pressure
• FEULING recommends the use of a high volume oil pump which will result in quieter, better performing lifters
• Race Series� lifters are compatible with either FEULING� HP+� or Race Series� oil pumps and are designed for use with both street and strip engines
• Spin-Tron dyno developed and track proven
• Recommended for both strip and performance street engines
• Made in the U.S.A.