Manley SB Chevy superior head bolts are supplied as a one-head set and built for demanding small-block Chevy applications. These bolts offer 180,000 psi tensile strength, are longer than stock for use with washers, and feature a 1/2-inch hex head for installation. They’re intended as heavy-duty replacement head bolts where longer shank length and high tensile capacity are required by the application.
Manley SB Chevy Superior Head Bolts - 1 Set of Bolts for 1 Head