ARP1340901 - ARP Bellhousing To Engine Block Bolt Kit, Chevy Gen III/LS Small Block, Black Oxide, Hex Head, 1.375" Uhl, M10 X 1.5 Thread

These premium grade bolt and stud kits are engineered to properly engage the engine block threads and resist loosening. They're application-specific, and come in your choice of black oxide finished chrome moly or rust-proof stainless steel, with handy 12-point or standard hex heads. Washers and nuts included where applicable.