3/8 x 1.600 in. Length, ARP 625+, Connecting Rod Bolt

Custom Age 625 Plus? fasteners from ARP are manufactured from a proprietary alloy that demonstrates superior fatigue cycle life, tensile strength and toughness with complete resistance to atmospheric corrosion and oxidation. These bolts are capable of achieving a clamp load range of 260,000-280,000 psi, making them a strength upgrade suited for the high-RPM, high-pressure nature of performance sport compact and import engine applications. For BoostLine connecting rods equipped with ARP Custom Age 625 Plus? bolts, simply look for a '+' symbol at the end of the part number.