Used National JWS-125 Triplex Mud Pump Package, steel fluid end, 3.5" metal plungers x 5" stroke, complete with chain case 4.5:1 ratio, on skid with Detroit 6-71 diesel engine, 5 speed Eaton manual transmission, fuel tank, controls, drive line, mud gauge, PSV, piping and reversing manifold, on heavy duty I-beam skid, 8'W x 20'L x 8'H
Bore: 3.5"
Ratio: 4.5:1