CAT engine elaborately tailor-made to engineering machinery .Widely applied on various CAT constructional machineries.Enjoying a general average breakdown interval of over 4,000 hours and an overhaul period of over 10,000 hours.In comparison with its competitors, it is 23% higher in efficiency and 10% lower in fuel consumption rate.The power is not prone to loss on a plateau at altitude of 4,500m.