Fits stock and stock replacement camshafts and conversion camshaft upgrades on 99-06 engines to the hydraulic chain tensioner system. Conversion camshaft use the late 07-17 style cam plate and oil pump. Alignment washers are used to align the rear camshaft sprocket with the crank sprocket to achieve correct chain alignment. Kit includes front cam thrust washer.100", rear cam sprocket alignment washers.110",.120",.130",.140", and.150" Made in the U.S.A.