2010 NATIONAL OILWELL JWS 340

Well Service - Misc. - One Rebuilt National JWS 340 triplex pump equipped with 4" pistons and liners. We have had the crank mag particle inspected and turned back to standard size. Installed all new bearings, seals, oil pump and all new valves, seats, springs, pistons, liners and gaskets. We also installed a new 4X5 centrifugal pump. The pump is powered by a excellent 12 liter 60 Series Detroit Diesel engine. Engine is equipped with emergency kill, automatic transmission and water jacket cooler. We did install a new water pump on this engine. Unit is serviced and ready for use.