Bimmerfest - BMW Forums - View Single Post - Oil Line ---> Vanos, CCV, ICV and Alternator Air Duct (E39)
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Old 08-27-2009, 11:47 AM
cn90 cn90 is offline
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Location: Omaha NE
Join Date: Mar 2006
Posts: 14,362
Mein Auto: 1998 528i 5-sp 140K+
I was looking at some of my old posts on my E23. I sorely missed my E23 (1983 735i 5sp = beauty!!!) badly....This was my "Sticky" posted on bimmerboard:

You can see that back then the PCV was simply a hose from Valve Cover straight to the intake manifold, labeled #11 here:

These days, car engineers make things too complicated as you can see in the E39 CCV design, which is ridiculously complex.
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