ARP Main Stud Kit, BMW S14 318i F15 xDrive50i

F15 xDrive50i

ensuring that they are perfectly round and concentric

2011-2017     F07     520i / 528i GT

and M30B35

Ferrea's two-step slow forging process ensures optimal grain flow and minimizes internal stress

ARP Main Stud Kit, BMW S14 318i F15 xDrive50iThis ARP Main Stud Kit is designed to replace BMW 11111735525 for the S14 B20, S14B23, S14B25, S14B27 engines found in the E30 M3. One significant advantage of these main studs is their ability to prevent main cap walk, which can occur when the main caps shift or move out of position, potentially causing damage to the engine. In addition, ARP Main Studs can safeguard the threads of your engine block, providing an extra layer of protection against