Parts such as the Oil Pump: Pin(4x15.8), Shim(10x18x0.5), Gear,oil Pump Driven, Circlip are included in the Sv1000 2004 (k4) Usa (e03) Oil Pump parts fiche.
The Oil Pump assembly is constructed from several parts from which the Pump Assy,engine Oil is the most expensive.
The Suzuki OIL PUMP has twelve products enlisted in the schematic.