ARP 625+ Custom Age 5/16 inch Connecting Rod Bolt

ARP 625+ Custom Age 5/16 inch Rod Bolt

Made in USA

ARP Bolts are used by virtually every top professional engine builder.
Simply put, there is no better bolt setup on the market today.

These main bearing studs are manufactured to exacting tolerances, heat treated, centerless ground and rolled to ensure consistent clamping force and durability.

ARP Connecting rod bolts (ARP 625+) made of heat-treated, high-strength chrome-molybdenum forged steel
suitable for steel connecting rods with 5/16 " UNF thread
higher tensile strength of approx. 1900 N/mm² (cf. a standard 10.9 bolt has only one
thread size: 5/16" UNF (9.53mm)
bolt length: 38mm (without head)