ARP Four-Bolt Main Stud Kit includes a hardened washer and high-strength hex nut. It is constructed from 8740 chrome moly steel and offers a tensile-strength rating of 190,000 psi. This main stud kit features a precision centerless-ground and thread-rolled to Mil-S-8879 specs and is finished with black oxide coating for corrosion resistance.
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Includes a hardened washer and high-strength hex nut Features a wide area flanged head Offers a tensile-strength rating of 190, 000 psi Features a precision centerless-ground Thread-rolled to Mil-S-8879 specs
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First Listed on Newegg
August 13, 2025
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