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Gelbster · 03-13-2015, 04:40 PM

In theory the vacuum is measured with a " slack tube manometer".
Perhaps someone has a diy? I found this but be careful you don't suck all the water into the engine!!!!
Homemade u-tube manometer - EcoRenovator
Here is the Pelican info:
Pelican Porsche Tech Article - Porsche 911 Air Oil Separator - Porsche 996 Carrera (1998-2005), Porsche 997 Carrera (2005-2008)

03-13-2015, 04:40 PM	#9
Gelbster Registered User Join Date: May 2014 Location: S.California Posts: 2,027	Slack Tube Manometer -at least 20" ? In theory the vacuum is measured with a " slack tube manometer". Perhaps someone has a diy? I found this but be careful you don't suck all the water into the engine!!!! Homemade u-tube manometer - EcoRenovator Here is the Pelican info: Pelican Porsche Tech Article - Porsche 911 Air Oil Separator - Porsche 996 Carrera (1998-2005), Porsche 997 Carrera (2005-2008)