Mr. Gasket Torque Converter to Flex Plate Bolts are forged from high quality steel and heat-treated for extra strength, these Grade 8 fasteners are a must for all hi-performance applications. Black plated finish helps resist rust and corrosion. Kits are complete with lock washers, where needed. Application: Chrysler except Hemi. 5/16-24 x 7/16 inch 4 per set.