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.
ARP Torque Converter Bolt Kit - GM Powerglide - TH350 & TH400 w/ Most Aftermarket Converters - 7/16"-20 - .725" Under Head Length 230-7302 at low everyday prices. Be sure to check out all of our products from ARP including ARP Torque Converter Bolts.