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      02-13-2022, 02:52 PM   #41
houtan
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Drives: 2011 135i
Join Date: Jun 2013
Location: socal

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2011 135i  [9.80]
Post pictures of the screw and maybe we can figure it out

If the black screw is a 10mm, it may be the one for the intake mount on the valve cover
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