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injector seal

  1. E39 M5 and E52 Z8 Discussion
    Hi Everyone - I've been hunting down various issues on my M5 to try and help the low RPM stumbling feeling + vibrations at 2.5k-3k RPM (UK motorway speed in 6th). So far I've updated just about everything in the drive train inc the flywheel and clutch last week. Surprisingly I now have a...