Freshen up cam chest and oiling system on late model Twin Cam engines, Kit uses existing camshafts or allows purchase of preferred cam selection while upgrading cam chest with a new OE+ high volume oil pump, OE+ camplate, HP+ lifters, billet tensioner housings, tensioner pads, cam/ crank sprockets, sprocket alignment spacers, cam chains, cam bearings, hardware, gaskets and O-rings, Made in the U.S.A., Designed for use with 07-17 chain drive camshafts.