XOTIC 7200 material properties allow for far greater tensile strength compared to 8740 chromoly steel head studs. Threads are rolled after heat treatment for optimum fatigue strength. Premium quality inspection standards ensure you’ll never get a blow head gasket again. Broached stud ends install & make cylinder head removal easier. Engineered to unleash more performance out of your vehicle. Ample clamping strength prevents cylinder heads from lifting. Head studs are designed to retain cylinder seal even with today’s extreme high pressure turbo systems. These studs far exceed clamping forces provided by standard Dodge head bolts. 26x Heads Studs, 26x Nuts, 26x Hardened Parallel Washer, 1x Fastener Assembly Lubricant & Instructions Manual. Black oxide finish protects from wear and tear. Hardened parallel washers allow for uniform load distribution and accurate torque readings.