... the dynamic force:Cummins,Perkins,Lovol,Deutz,Ricardo,Volvo,Styre,Wudong etc.2)The engine has the feature of good power ... of the engine: BrandCummins,Perkins,Lovol,Deutz,Ricardo,Volvo,Styre,Wudong 135,138 .etcCooling Methodwater cooledRotating speed1500/1800rpmGovernor systemelectrical or mechanical ...