Header Bolts. 5/16" Hex Head. 3/8"-16 Thread. 0.750" Long.
ARP 134-5002 SBC High Performance 2-Bolt Main Bolts, Hex Head, Chromoly, Kit
ARP 140-5003 Mopar B/RB Pro 2-Bolt Main Bolts, Hex Head, Chromoly, Black, Kit
ARP 400-1502 Big Block Chevy, Timing Cover Bolts, Hex Head, Stainless Steel, Kit
ARP 134-5202 SBC High Performance 4-Bolt Main Bolts, Hex Head, Chromoly, Kit
ARP 134-5204 SBC High Performance 4-Bolt Main Bolts, Hex Head, Chromoly, Kit
ARP 154-1504 SB Ford, Timing Cover Bolts, Hex Head, Chromoly, Black Oxide, Kit
