ARP Stainless Steel Header Bolt Kit - 3/8" x .750" Under Head Length (16 Pieces) - Hex SC05501 12 AN Male to 1/2

12 AN Male to 1/2 in NPT Male

7/16-20 in Thread x 7/8 in Long

1/4 in NPT Outlet

Lithium-ion

ARP Stainless Steel Header Bolt Kit - 3/8" x .750" Under Head Length (16 Pieces) - Hex SC05501 12 AN Male to 1/2ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, thecompact 12 point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your