The ARP Head Studs 425 are a must-have upgrade for your 03-07 Ford 6.0L Powerstroke. These extra heavy duty studs are rated at 220,000 psi tensile strength and provide the clamping force required to keep your 6.0L Powerstroke’s cylinder heads from lifting due to higher combustion pressures.
WDI Recommended Final Torque Spec 250 FTLBS