Get maximum reliability through the use of ARP’s rugged 8740 chrome moly steel front mandrel bolts. They’re undercut to provide the required stretch, shot-peened for extra durability and designed for full thread engagement. Nominally rated at 200,000 psi tensile strength for durability you can count on! Available for GM and Ford applications. PartNumber : arp330-0707 Description : Front Mandrel Bolts; Hex Head Diameter : 1/2 Socket : 15/16 Thread Length : 0.75 Length : 3.25 Uncategorized::Uncategorized