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ARP 3/8-inch stainless steel hex header stud kit for Buick 350–455 engines. This hex-style stud set is specified for the Buick 350–455 range and supplies stainless studs to secure exhaust headers where that size and configuration are required. It’s intended for use when original-equivalent SS hex studs are needed for header installation.
ARP Buick 350-455 3/8in SS hex header stud kit
