Fit for Rotor Head Mitsubishi 4G93 for Rotor Head Mitsubishi 4G64 For Rotor Head Mitsubishi 4G63 for Rotor Head Mitsubishi 4G54 for Rotor Head Mitsubishi 4G32 For Injection pump Head rotor lsuzu 4LE2 For Injection pump Head rotor lsuzu 4LE1 How does a diesel rotary fuel pump work? When the diesel fuel is put into the pump, one end allows the fuel to move into the chamber where the combustion will take place and the other end is where the plunger is located. As the plunger moves back and forth, it leaves an opening for the fuel to go into the combustion chamber while moving backwards. The work principle of injection pump head rotor Any interesting, pls contact with Sandy, MARS sandy DY sandy at china-lutong dot net what/sap/p:00/86/1366/6938/275 Market Type: After Market Packing: As Requested Current Export Market: North America,South America,Western Europe,Eastern Europe,Eastern Asia,Southeast Asia,Mid East,Africa,Oceania high quality Material: Made of quality stainless steel, durable and resistant to damage. 100% test before leaving the factory, using sealed packaging to ensure product safety and stability. Using vacuum hardening technology, the product quality is robust, standard size, easy to install and adjust. Reduce co2 emissions, reduce noise, improve fuel economy, better reliability and stability. Fast delivery within 3-5 days if stock available. China Lutong has its own aftermarket brand called DIZZO , with more than 2500 variety of nozzle available in stock and capable of manufacturing based on customer's requirement. We love our customers and welcome your feedback and suggestions.