Feuling HP+ Hydraulic Tappet Set M8 Fork Tubes 2010-2014 Harley-Davidson FLSTFB Fat Boy

2010-2014 Harley-Davidson FLSTFB Fat Boy Lo - Notes: 2011-2014Insulator Shims Not Required

while the Tier 1 Tuners innovative +CCT Acceleration Optimizer technology has a time between consecutive cycles of power and tuning of fuel that is measured in milliseconds and is based on Real Time/Real Life constant feedback

1997 - FXDS-Conv Dyna Convertible

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Feuling HP+ Hydraulic Tappet Set M8 Fork Tubes 2010-2014 Harley-Davidson FLSTFB Fat BoyFeuling HP+ Hydraulic Lifters Performance hydraulic roller lifters dyno developed and track tested CNC machined and precision ground When used with Feuling oil pump, they will increase critical oil flow to valves, springs, rockers, shafts and valve guides Extend life of top end valve train Can also be used for OEM replacements Sold in a set of four Made in the U. S. A. More Performance parts HERE. NOTE: Requires removal of rocker covers and rocker arm