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    ARP Auto Racing ARP Main Stud Kit

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    Warranty Information
    • Product Details

      Part No. 156-5401

      Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)

      ARP main stud kits are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thread-rolled to Mil-S-8879 specs, with a black oxide finish for corrosion resistance. The kits come complete with hardened washers and high-strength hex nuts.

      Product Features:

      • 12mm 12-Point, 4mm Allen Socket Size(s)
      • 8740 Chromoly
      • Black Oxide
      • Ford Modular 4.6L & 5.4L 2V/3V4V Without Windage Tray
      • 2-Bolt Main
      • Sold As A Kit
      • 200,000 PSI

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