... is a Heavy structure made from ¾ inch [19 mm] plate that supports the engine bilge, the ladder trunnions ... mounted, the impeller diameter is 21 inches [533 mm], 3 vanes provide large particle passage. The inlet ... of 100 pounds [45 kg] per inch [25 mm] of cutting edge. It will hydraulically open and ... ratio greater then 200, provides filtration to iso 18-15-11.Booster Pump and Barge Engine Overhauled ...