Quote:
Originally Posted by radz28
Ah. If you take away air pressure in psi, from that, then you have your boost 
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Since I am not good at posting pics on forum here is what the channel looks like:
Barometric Pressure : 13.9 PSI
Manifold Absolute Pressure: 30.7 PSI
Supercharge inlet vacuum: 0.7 PSI
Supercharge inlet pressure: 13.1 PSI
Boost/Vacuum : 16.3 PSI
Intake Manifold Absolute Pressure: 30 PSI