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Old 05-12-2011, 03:51 PM   #10
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Join Date: Oct 2010
Location: North Oshawa
Posts: 185
He said it wasnt an oily substance, so I doubt its the master cylinder. Probably as simple as water build-up ontop of the lower engine cover, or washer fluid. Anything else is "oily".
E92 M3 Carbon
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