ARP Custom Age 625+ Head Stud Kit Subaru

Description:
ARP - The world leader in fastener technology has just released a new Custom Age 625+ head stud kit for 1989 and later Subaru (EJ Series) DOHC 4-cylinder applications.  Part No. 260-4704 - includes a set of twelve Custom Age 625+ head studs, twelve parallel ground washers, twelve 8740 chrome moly steel 12 point nuts and a 1/2 oz. pack of ARP Ultra-Torque fastener assembly lubricant.  All Custom Age 625+ studs are centerless ground, heat treated prior to thread rolling and machining, and are nominally rated at 270,000 psi. These fasteners deliver a 55% increase in tensile strength and are reusable as compared to the OEM Torque to Yield (TTY) head bolts.

Applications: Subaru Fitment EJ Series
2002-2007 WRX
2004-2007 STI
2008-2014 WRX
2008-2014 STI
2015-2021 STI