Supertech 6mm Exhaust Valve Stem Seal (M42/M50/M50TU/M52/M52TU/M54/S50/S54)
Supertech high precision valve stem seal, formulated specifically for exhaust valve use.
This valve stem seal is suitable for use with 6mm valve stems, as found in many BMW engines – M42, M50, M50TU, M52, M52TU, M54, S50, S54, and more. These will also fit many other applications including VAG.
Guide OD 8.8mm, Seal OD 12.2mm. Priced per seal.
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Available on back-order