The ARP 250-4206 Inner Row Head Bolts are a great add-on to the popular 250-4202 head stud kit for your 03-07 Ford 6.0L Power stroke. These ARP High Performance Series bolts are rated at 180,000 psi tensile strength and include a set of ten (M8 inner row) head bolts, ten washers and a 1/2 oz. pack of ARP Ultra-Torque fastener assembly lubricant.