3114 Engine 4W-3724 9Y-3461 7E-5311 Cylinder Block This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

E120BYYBZC This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

 9Y-0187 9Y0187 This used for engine CATERPILLAR, Original new and rebuild could offer and With 6-12 months warranty

990370 E120B and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Control Valve used for excavator hitachi

990337 990229 E120B em will send free parts to repair. And this model Swing Motor used for excavator hitachi

856797 856798 1R-5128 1R5128 E120B em will send free parts to repair. And this model Final Drive used for excavator hitachi

990246 855799 855216 855800 E120B and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator Caterpillar