The function of the oil pump is to supply sufficient quantity and certain pressure of diesel oil to the high pressure fuel injection pump, whose oil quantity should be 3 to 4 times of the fuel injection quantity required at full load. There are gear type oil pump, diaphragm type oil pump, pipe type oil pump, plunger type oil pump and other types, the car is driven by the eccentric wheel on the camshaft of the fuel injection pump.
[VIP第7年] 指数:7
