QSB4.5 and QSB6.7 Engine Identification Section E - Engine and System Identification Page E-5 Cummins® Engine Nomenclature The Cummins® engine nomenclature provides the data as shown in the illustration. Fuel Injection Pump Dataplate The Bosch™ fuel injection pump dataplate is located on the fuel pump. The dataplate contains the following information to assist in servicing or replacement: Pump serial number Cummins® part number Factory code Bosch™ part number Date code.