Just finished the Timing Chain replacement on my S/C 5.0 XJ. Good amount of work but of all things the plastic guide saved my engine by helping keep tension on the chain. :
Land Rover Jaguar 204DTD Timing Chain Replacement for sale in Co. Louth for €1,800 on DoneDeal
Timing chain kit for JAGUAR XF cheap online ▷ Buy on AUTODOC catalogue