Recent content by anasasis

Okay, well a little background on what I'm trying to do. I have a project vehicle that I would like to run compound boost on. It is a 5.3L engine currently with a roots-style, positive displacement blower on it. I put the blower on, and it is plenty powerful on the low end. Torque is immediately...

This may be an elementary question, but I am still in the elementary stages of physics. My question is this: if you have a 4" fan at the end of a 4" pipe which is sucking air through the pipe, and the pipe narrows to 3" about 24" from the fan, does the 24" section of 4" pipe experience a vacuum...