Oil pump 2Z 1Z 1DZ 15100-78700-71 06A115105B The fuel system of the excavator is mainly composed of fuel tank, filtration system, oil inlet pipeline, oil return pipeline and fuel system inside the engine, etc., the fuel system is a very important system, and the quality of the system design directly affects the engine power and the efficiency of the excavator. The fuel system inside the engine is very precise, it needs better lubrication and cooling, in order to ensure that these components regularly and quantitatively inject mist high-pressure fuel, so that it is possible to give full play to the power of the engine and effectively reduce engine emissions. Our products are according to the standard of OEM to manufacture.