Converter bolts are short, they see every bit of the engine's torque as a shear load, and they sit somewhere you really do not want to revisit. Grade 8 forged and heat treated is the sensible specification, and the black plating keeps them from rusting solid in the flex plate.

Mr. Gasket 6715 Torque Converter Bolts Features:

• Fits GM automatic transmissions.
• Forged from high quality steel and heat treated for extra strength.
• Grade 8 fasteners suited to high performance applications.
• Black plated finish helps resist rust and corrosion.
• Kit is complete with lock washers where needed.