Cam chain tensioner conversion kits include the needed components to upgrade early 99-06 style mechanical cam chain drive systems to the late 07-16 hydraulic cam chain drive systems. Kits include a Feuling OE+ billet oil pump and camplate, Feuling's billet hydraulic tensioners, cam chains, sprockets, sprocket alignment spacers, Timken/Feuling bearings, needed gaskets, O-rings, ARP cam, crank and tensioner hardware, moly lube and threadlocker. Made in the U.S.A. Rocker box gasket kit included so the factory one-piece pushrods can be reused. NOTE: Will not work on keyway camshafts.