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Old 05-20-2011, 11:09 AM
kraakevik kraakevik is offline
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Join Date: May 2010
Posts: 860
If the vacuum pump is still installed the diaphragm or the big in-line check valve may be leaking--this provides a direct path for crankcase oil/vapors to be burned in the intake and compromises intake-side integrity and vacuum

Tim Kraakevik
Four M110's
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