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juddering or stuttering

  1. Juddering/Stuttering At High RPM

    Alfa GTA
    Morning all, I took the GTA for a dyno on saturday and since then its started juddering/stutterting violently at high RPM and flashing the MCSF light briefly. but its doing it at various RPM, did it a 5k last night, so its not the limiter, but it doesnt do it out of gear. I checked for fault...