OK request send SAA6D140E-5A S/N 535838-UP (For WA500-6) ENGINE FUEL SYSTEM FUEL FILTER AND FUEL PRIMING PUMP Section FUEL FILTER AND FUEL PRIMING PUMP SAA6D140E-5A S/N 535838-UP (For WA500-6) Komatsu: FUEL FILTER AND FUEL PRIMING PUMP (#535838-536844) d002001