Conversion cam plate used for 99-06 models that run the stock chain drive camshafts; that have been converted from the 99-06 mechanical chain tensioners to 06-17 hydraulic chain tensioners. Cam plate includes bearing retainer plate and hardware. For use with stock 07-17 style oil pumps; also compatible with Feuling oil pumps: 707380; 566076; 707384 . Note: Requires purchase of OEM style hydraulic chain drive tensioners; chains; sprockets & hardware. FEULING OE+ stock replacement billet cam plates are manufactured from 6061 aluminum providing increased rigidity and machined to Feuling''s high tolerance standards. The pressure relief valve and spring are pre-set; matched and seated by Feuling with a full pop off pressure of 50-60 psi. OE+ cam plates are a direct bolt in replacement and will accept the factory oil pump. As with all FEULING components; the competitively priced OE+ cam plates are designed and manufactured to the highest standard of quality with proven Feuling performance.This kit has the original style 99-06 Twin Cam cam bearing bores for use with the press in bearings. This cam plate is designed to use the new style 07-17 OEM hydraulic chain tensioner system with the original 99-06 Twin Cam style camshafts. Great for those who have already upgraded their early style engine and or like their existing camshafts.Requires the purchase of 06-17 OEM style hydraulic chain drive tensioners and required hardware. Note: 99-01 engines with Magneti Marel