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This ARP main stud kit is specified for Chevrolet small-block engines equipped with four-bolt front and rear main caps. Supplied in a black finish, the kit replaces main bolts with studs to improve crank retention and bearing clamping for high-load or high-stress engine builds. It's intended for engine builders upgrading the rotating assembly and seeking stronger main fastener clamping in Chevy small-block applications.
ARP Chevrolet Small Block w/ 4-Bolt Front & Rear Caps Main Stud Kit - Black
