Toyota 3S-GE 3S-GTE ARP Custom Age Head Stud Kit 203-4207
ARP Head Stud Kit for Toyota MR2, Celica & Celica All Track 3S Series Engines.
ARP Custom Age 625+ studs are centerless ground, heat treated prior to thread rolling and machining. Rated at 270,000 psi these fasteners deliver a 50% increase in tensile strength over the OEM Torque to Yeild(TTY) head bolts.