ARP Main Stud Kit, BMW M50 M52 S50 S52 BM_BS63_2HS_5453B6H and rotary ignition modes

and rotary ignition modes

We strongly recommend using a high-performance valve spring kit with this option

Suitable for racing and high-performance street builds

0" inlet/2

2011-2018     E70/F15     X5 xDrive35i

ARP Main Stud Kit, BMW M50 M52 S50 S52 BM_BS63_2HS_5453B6H and rotary ignition modesThis ARP Main Stud Kit is designed to replace BMW 11111735525 for the M50 M52 S50 S52 engines that was used in a variety of BMW models, including the E34 E36 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: ARP Main Studs provide a uniform clamping force that OEM bolts cannot. With the improved distribution of pressure across