1453606 High Performance Series Cylinder Head Bolt Kits

This ARP High Performance series head bolt kits are tough! They are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They come with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torquing cylinder heads. Features Fastener Style - Bolt. Head Style - Hex. Fastener Material - Chromoly. Fastener Finish - Black oxide. Washers Included - Yes. Application Make - Dodge, Plymouth, Chrysler. Year - 1959-1979. Engine Type - V8. Engine Size - 6.8L/413. Engine Family - Mopar big block RB.