ARP 203-5403 Main Stud Kit for TOYOTA 4AG 16V ymm_60 900 rpm when tested on

900 rpm when tested on the Akrapovič dyno against a Porsche 718 Cayman GT4 RS with a standard stock system

and long-term performance

Made from high-quality materials for ultimate durability

Because ARP studs are manufactured to such exacting tolerances

Typical tensile strength is 260

ARP 203-5403 Main Stud Kit for TOYOTA 4AG 16V ymm_60 900 rpm when tested onThere are many important reasons to use ARP main stud kits, including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel ground washers and high quality nuts. Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place. The studs