... ENGINES,C6121,D6114 AND ECT.FOR WHEEL LOADERS,XCMG,LIUGONG,SEM,SDLG,XGMA,CHENGGONG,WATER COOLED,GAS STARTERS. CAT C6121SC11C(121 ... product, which is custom-tailed one for engineering machinery, with 1 million of sets or over being sold on the world ... competitors; and the torque reservation coefficient can reach up to 1.5, which possesses the supernormal power and good response, with ...