Quote:
Originally Posted by psmitty95
One of my friends who knows has a FBO meth 335i and knows a good amount about N54 thinks its carbon. I'm going to trust him and give that a try and if it doesn't run well i'll move to coils and plugs.
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since that's me I'll just be obnoxious and say "It's carbon"...persistent cyl 5 misfires are indicative of that!