The ARP head stud kit for Ford 6.7L Powerstroke diesel engines (CA625) is specified as a dedicated head stud solution for that 6.7L Powerstroke application. Sourced explicitly for the Ford 6.7L CA625 Powerstroke, the kit supplies the head stud hardware intended for correct fitment on that diesel engine family.
ARP Ford 6.7L Powerstroke Diesel CA625 Head Stud Kit