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      12-28-2012, 06:23 PM   #7
Jeff@TopGearSolutions
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Drives: C6 Z06, 09 335i, 10 335xi
Join Date: Dec 2008
Location: www.TopGearSolutions.com

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Quote:
Originally Posted by techwhiz View Post
Looks to be running rich on that plug. Leaky injector.
Very likely or Valve cover gasket. I'm leaning towards injector only cause the Valve Cover gasket usually makes a bigger mess and it looks more oily then it does just flat black, generally speaking.
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