ARP manufactures a variety of header stud kits to facilitate the installation of your headers. Rated at 170,000 psi, they're much stronger than stock and will last under even the most severe conditions. Each kit includes the specific number of parts required for the desired application, plus premium-quality washers and either hex or 12-point nuts. Universal kits are also available.

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ARP Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, For Oldsmobile, 330-455, Set of 14

ARP Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, For Oldsmobile, 330-455, Set of 14

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ARP Header Studs, Hex Head, Stainless Steel, Polished, 3/8 in.-16, For Oldsmobile, 330-455, Set of 14

ARP Header Studs, Hex Head, Stainless Steel, Polished, 3/8 in.-16, For Oldsmobile, 330-455, Set of 14

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ARP Header Studs, 12-Point Nuts, Custom 450, Black Oxide, For Oldsmobile, Big, Small Block, V8, Set of 14

ARP Header Studs, 12-Point Nuts, Custom 450, Black Oxide, For Oldsmobile, Big, Small Block, V8, Set of 14

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