Ford 351C-460 Pro Billet Distributor Small Diameter Distributor Fits 351C, 351M, 400, 429, 460 With Iron Gear. Must Be Used With An 6, 7 Or 8-Series MSD IgnitionFord distributors providing extra room in front of the engine. The new MSD Mounted to the top of this shaft is a fully adjustable mechanical advance a special compact housing designed to be less obtrusive for Ford engines. MSD engineers fit all of their high performance distributor experience into reluctor to deliver accurate trigger signals to the MSD Ignition throughout high rpm. The reluctor assembly is turned by a hardened steel shaft which cap