ARP100-1103by ARP. Header Bolt, 3/8-16 in Thread, 0.75 in Long, Hex Head, Chromoly, Black Oxide, Drilled, Small Block Chevy, Set of 12. HEADER BOLT KIT - 6PT. 3/8 X. 750 UHL (12). Washers Included. Head/Nut Style.
This product would be ideal for installing a header bolt kit in your SB Chevy vehicle, requiring a Black ARP 100-1103 drilled hex header bolt kit.
