fifteen components are listed in the schematic for this Gsf1200 1997 (v) (e02 E04 E22 E25 E34) / P37 Cylinder Head Cover .
The lowest price component in this Cylinder Head Cover parts-list fiche is the Gasket 8.2x14x1 (nas).
On this parts fiche the Bolt(7x17.5) is the most specified component.