This ARP Main Stud Kit is specifically engineered for use with BMW M10 B18 and M10 B20 engines

BMW N52 Applications:

5 mm connecting rods are designed to fit BMW S38 engines found in the following applications:

With a strong reputation among BMW enthusiasts and a proven track record in the performance industry

the 5150 AutoSport rod bearings deliver superior performance and peace of mind

BMW S54 Valve Springs by SuperTech S38B36 This ARP Main Stud KitDesigned specifically for BMW S54 engines, Supertech high performance valve springs are engineered to deliver exceptional performance and reliability at high RPMs. Made from a premium Superclean Chrome Silicon Vanadium Steel alloy, these springs provide superior strength and longevity, ensuring your engine performs optimally even in demanding conditions. Each valve spring is meticulously crafted using advanced computer aided design, allowing for