OK request send SAA6D140E-5A S/N 535838-UP (For WA500-6) ENGINE FUEL SYSTEM ENGINE CONTROLLER, NORTH AMERICA EPA 3RD REGULATIONS Section ENGINE CONTROLLER, NORTH AMERICA EPA 3RD REGULATIONS SAA6D140E-5A S/N 535838-UP (For WA500-6) Komatsu: ENGINE CONTROLLER (#535838-) d006001