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Main Bolt Style:


Fastener Style:


Fastener Nut Style:

Standard hex

Works with Windage Tray:


Fastener Tensile Strength (psi):

190,000 psi

Nuts Included:


Washers Included:



Fits 2003-2004 supercharged Cobra's only. Windage tray not included.


ARP main stud kits help eliminate main cap walk/fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat-treated in-house to 190,000 psi tensile-strength rating. The precision J-form threads are rolled after heat-treat for much stronger threads than the competition. Kits come complete with hardened parallel-ground washers and high-quality nuts. Add confidence in the strength of your engine build with the ARP main stud kit designed for your application.



03-04 Cobra ARP Main Stud Kit

SKU: 156-5403
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