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

Boost the performance of your BMW M30 engine with a precision-engineered camshaft upgrade from CAT Cams

Standard Size is 35mm Intake / 30

leading to valve float and reduced power output

BMW N52 Applications:

BMW S54 Valve Springs by SuperTech S38B36 the 5150 AutoSport rod bearingsDesigned 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