Main Stud Kit, 2-Bolt Main Hex Nut AR140-5401 Engine Tools 45° ORB to Male AN

45° ORB to Male AN Full Flow Adapter -12 ORB to -12ANWith Jam Nut

Adjustable from 30-120 psi

576-10DBLK

90° Low Profile -12ORB to -12AN Male AdapterBlue Finish

Accepts Chevy Thermostat

Main Stud Kit, 2-Bolt Main Hex Nut AR140-5401 Engine Tools 45° ORB to Male ANMain Stud Kit, 2 Bolt Main Hex Nutfits SB BB Chrysler 318 440 Wedge AR140 5401 140 5401 There Are Many Important Reaso ns To Use Arp Main Stud Kits, Including The Elimination Of M ain Cap Walk And Fretting, As Well As Protecting The Threads In Your Engine Block. The Stu ds Are Manufactured In Our Own Factory Using The Best Materi als, Processes, Designs And En gineering. Every Arp Main Stud Kit Exceeds The Most Stringen t Aerospace Specifications. Al