Crafted to handle high RPMs with ease
while L19 boasts a tensile strength of 260
the head stud kit for a BMW S54 engine would be different from the one for a BMW M50 engine
they perform reliably in extreme conditions such as forced induction or racing
2009-2014 BMW E71 X6 M
B58 ARP Main Stud Kit 730i Crafted to handle high RPMsThis ARP Main Stud Kit is designed to replace BMW part numbers 11128644674 and 11127613127 for the B58; B58A, B58C, B58D engines found in varies BMW chassis F22, F23, G20, G22, G23, G26, G30, G01, G02, G29, G42, G43, F30, F31, F32, F33, F34, F36 and the Toyota GR Supra A90 A91 chassis. Upgrading from factory main bolts to ARP Main Studs is a simple, yet greatly beneficial upgrade. ARP Main Studs offer the following benefits: Uniform Clamping Force: