Vacuum Pump Regulator With Easy Adjustable Knob   Regulator screws directly into vacuum pump’s -12AN inlet–no need to drill additional holes in the valve cover ...
Part No: MOR22629
Aeromotive   Vacuum Pump Regulator P/N : 33101 Aeromotive's new Vacuum Pump Regulator allows you to control and adjust crankcase vacuum ...
Part No: AEO33101