They are designed to replace BMW part #11241406978 and #11241405890 for the BMW S62 engines with a 141

circuit racing

Each BE Bearings product is meticulously calibrated and made into sets

- Increased valve clearance

BMW M50 M52 S50 S52 Valve Springs by SuperTech Seat Pressure:80 lbs They are designed to replaceSupertech high performance valve springs for BMW M50, M52, S50, and S52 engines are engineered to meet the demands of high RPM use with unmatched reliability and performance. Utilizing Superclean Chrome Silicon Vanadium Steel alloy, these valve springs ensure exceptional strength, structural memory, and longevity under intense conditions. The advanced computer aided design minimizes wire stress and effectively manages valve harmonics, leading to