2007-2010 GT500 / 5.4 Iron Block ARP Main studs kit

ARP Mainstud kit for all 2007 -2010 GT500 Iron blocks with factory 8 stud windage Tray For ARP sidebolts see PN#400025E FACTORY BOLTS CANNOT BE RE-USED (they are a torque to yield style) and must be replaced everytime they are removed.