Feuling M8 Race Series Lifters Standard OD 0929 0072 S&S Exhaust this kit is built to The rear tire features this kit is built to last and perform under the most demanding conditions Year Model 2016 2017 Low Rider S FXDLS 2012 2016 Switchback FLD 2010 CVO Fat Bob FXDFSE2 2009 CVO Fat Bob FXDFSE 2008 2017 Fat Bob FXDF 2008 Screamin' Eagle Dyna FXDSE2 2007 Screamin' Eagle Dyna FXDSE 2006 2017 Street Bob FXDB 2006 2014 Super Glide Custom EFI FXDCI 2006 2010 Super Glide EFI FXDI 2006 2009 Available in oversized diameters Case Savers Due to the unstable nature of this 4 valve engine design with 1 rocker arm activating 2 valvesprings Feuling highly recommends the use of these lifters for Milwaukee Eight engines running a higher lift cam and higher than stock valve spring seat pressures