ARP header bolt kit for Buick 350–455 V8s using 3/8in hardware. This kit supplies application-specific header fasteners intended to replace or service exhaust manifold and header attachment points. It’s offered as a direct-fit replacement for Buick small- and big-block 350–455 applications, simplifying exhaust reinstallation during repairs or upgrades and ensuring correct fit for the stated engines.
ARP Buick 350-455 3/8in header bolt kit