See more: Tappets
Fits 1999-2017 Twin Cam, 2000 to present Sportster, 2000-2010 air cooled Buell and 2017 to present Milwaukee Eight, Feuling HP+ tappets, set of four (replaces OEM 18538-99A)
Feuling Motor Company has optimized these new HP+ hydraulic lifters to work with their SuperPump as a balanced system. This dyno-developed and track tested combination of the SuperPump and HP+ tappet combination will allow the your engine to provide maximum Horsepower, reliability and longevity.
Note: For optimum improvement in Twin Cam and Milwaukee Eight these tappets must be used with a Fueling oil pump.