ARP #134-3601 Cylinder Head Bolts, High
Performance, Chromemoly, Black Oxide, Hex Head, Chevrolet, Small Block,
These ARP High
Performance series head bolt kits are tough! They are rated at 180,000
psi--15 percent stronger than Grade 8 fasteners. They are available with
hex heads or reduced wrenching 12-point heads that eliminate the need for
valvetrain removal when re-torquing cylinder heads. All kits include
hardened parallel-ground washers.