Cylinder Head Stud Kit for Ford 351 Cleveland, 351-400M

Cylinder Head Stud Kit for Ford 351 Cleveland, 351-400MIt is for good reason that virtually every top professional enginebuilder relies on ARP Pro Series head studs for their all out competitionpowerplants. Simply stated, theres not a better stud setupon the market today. For openers, ARP only uses premium grade 8740 alloy anda proprietary ARP2000 alloy that are rated far superior to aircraftquality alloy steels. Secondly, each stud is placed verticallyinto special racks and precisely heat treated to

which requires less energy to operate

The threads are rolled after heat-treating which gives them about 2000% better fatigue strength than most main bolts that are threaded prior to heat-treating

Far superior to OEM fasteners

They have a tensile strength of 190

Finish: Black

ARP has developed special pressure plate bolts that are applicationspecific to ensure the optimum grip length

These features combine to enable ARP shafts to handle the added torque requirements of increased capacity oil pumps or heavy viscosity lubricants

000 psi gems

The stud kits come complete with a special locking flanged nut

000 psi forthe 8740 material and 220

000 psi and High Performance Series that are rated at 180

They’re nominally rated at 180