Hot Rod Muscle car Power Brake booster can and electric Vacuum pump install diagnosis

071723 (1) CR diaphragm, (2) SS reed valves, (2) washers, (1) hex nut, (1) CR head gasket, (1) screw. Knf neuberger n022at. 18 ptfe diaphragm lab vacuum comp pump, for repair or parts power 0.75a (0.120 kw). Pump is exclusively intended for transferring gasses and vapors. Following are diaphragm repair kit part numbers and descriptions.