One has slightly flaw on head as shown.
USED ARP 208-5404 Main Stud Kit for Acura Integra B18A1/B1
ARP Crankshaft Main Cap Bolt 155-5201; Hex Head Chromoly for Ford 390-428 FE
ARP SBC Main Stud Kit with Hex Nuts for Small Block Chevy Engines
ARP SBF Main Stud Kit - 351W Dart Iron Eagle Block 154-5607
ARP LS MAIN STUDS WARHAWK
ARP SBC MAIN STUDS