MSD Pro-Billet Distributor SBF 351W May 27, 2013 11:24:44 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Bill on May 27, 2013 11:24:44 GMT -5 Pro-Billet, Magnetic Trigger, Mechanical Advance, Ford, 351W.Used 15 minutes on dyno. MSD #85840$ 125.00