You can forget about the problem of shearing a torque converter bolt after you install these super strong 200,000 psi gems. They are designed for each specific application and provide the optimum grip. Kits come with hardened parallel-ground washers. PartNumber : arp230-7301 Description : Torque Converter Bolt Kit; Pro Series UHL : 0.75 Thread : 3/8-24 Engine Components::Hardware Kits - Other