Testing a Brake Booster with a vacuum pump

[@jimurrata6785]

Vacuum in vehicles like these works on potential, more than anything. Your Mity-Vac is a tiny volume and 50% of the time, at most.

[@WorksforMe]

New booster did not make a big difference, but I will update as I do more driving

[@jimurrata6785]

Inches of mercury..... Throw that stupid AVS on there! I'll send you some gaskets...l

[@WorksforMe]

I will Jim!! Does it need a rebuild ?

[@jimurrata6785]

@@WorksforMe NO (It shouldn't. I took it off to change the Accelerator pump umbrella)