The lowest price component in this 009 Filters And Oil Pump parts-list fiche is the Copper Gasket 11.9x8.2x2.
thirty-two components are listed in the schematic for this M620dark 2005 Eu (monster 620dark) 9151-1432d 009 Filters And Oil Pump .
On this parts fiche the Screw Tcei M8x40 is the most specified component.