ARP 134-0901 - GM LS hex bellhousing bolt kit

Bellhousing Bolts, Hex Head, 10mm x 1.5, 1.378 Underhead Length, Steel, Black Oxide, Kit These ARP bellhousing bolt kits are designed to securely hold your transmission bellhousing in place on the engine block. They are manufactured from ARP's durable 8740 heat-treated alloy and have a protective black oxide finish. The bolt kits come in your choice of standard hex head or smaller 12-point heads for additional clearance or to fit into tighter firewall applications.