... steel, mechanical seal is carbon/ceramic.2. Diesel engine pump, with capacity equal to electric pump capacity, fuel tank.3. Jockey pump ... , 10, 15, 20, 30, 40, 50, 75, 100, 125...GPM4. Pressure vessel, 25, 50, 75, 100, 150...liters with 4,5 ... run and pump trip, pressure switch for the automatic operation, battery charger, 12 volt battery to start the engine. ( function(){ var aBigImageSrc = [ 'http ...