Parts such as the Oil Pump: Spring, O Ring(d:2.4,id:60.5), Gear,oil Pump Driven, Pin(2.5x11.8) are included in the Dr200se 2008 (k8) Usa (e03) Oil Pump parts fiche.
The Spring is the cheapest item from this partsfiche.
twenty components are shown in this Dr200se 2008 (k8) Usa (e03) Oil Pump exploded diagram.