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ARP 2-bolt main stud kit for BMW M50/M52 and S50US/S52US engines supplies replacement main studs for engine rebuilding and assembly. This kit is intended to secure the main caps during reassembly and provides the proper fastener interface for the specified BMW blocks. Use during rebuilds or maintenance where main fastener replacement or upgrade is required.
ARP BMW M50 / M52 S50US/S52US 2-Bolt Main Stud Kit
