Thread: PCV Valves, Crankcase Ventilation and a Lesson Learned
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  #40  
Old 02-06-2023, 11:27 AM
wakesupremo wakesupremo is offline
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Join Date: Aug 2013
Location: Wisbech
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I don't fully understand the air filter on top of the catch can scenario. Surely, if there's air able to get in there it illiminates the vacuum

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