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This ARP header bolt kit supplies 3/8 inch hex bolts intended for Big Block Chevy and Ford header installations. Engineered as a dedicated hardware set for high-temperature flange fastening, the kit provides the correct hex size and thread engagement for header attachment. It’s a practical replacement when rebuilding or installing performance headers on compatible Big Block V8 applications.
ARP Big Block Chevy & Ford 3/8in Hex Header Bolt Kit
