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The Supertech dual valve spring kit for BMW S42, M42, M50, S50, M52 and M54 engines provides a matched dual-spring solution for those BMW engine families. The listing groups multiple BMW engine codes covered by this Supertech kit. This kit is intended for valve spring replacement or head work on the cited BMW engines, supplying the spring pairing specified for those applications.
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
