Cummins 6C8.3/ISLe8.9 Fuel Pump 5270404 Parts Catalogue Ref No. Part Name Part No. Required 1 Fuel Injection Pump 5270404 1 Above is the introduction of the Cummins 5270404 Fuel Pump, while if you need any other Cummins spare parts or complete Cummins engine, Please further consult our sales.