ARP 625 head studs. #250-4205 Custom Age Studs for 6.0 Powerstroke.
$50.94
$76.41
Price includes shipping to anywhere in the continental United States. Custom Age 625 Material 260,000 psi. tensile strength 12 point nuts and parallel ground washers ARP is the first to develop manufacturing and testing processes for fasteners with Custom Age 625 . This newly formulated super-alloy demonstrates superior fatigue cycle life, tensile strength and toughness – with complete resistance to atmospheric corrosion and oxidation.
