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The ARP stainless steel header stud kit for big‑block Chevy engines (BB Chevy) includes 3/8-inch studs sized to 1.670 inches and features 12‑point heads as specified in the product text. Intended for header-to-flange fastening on compatible BB Chevy applications, this kit delivers stainless studs in the listed length and head style for use where that hardware configuration is required.
ARP BB Chevy 3/8 x 1.670 SS Header Stud Kit
