On this parts fiche the Bolt,g/s Switc is the most specified component.
Of all the components that make up this Crankcase Cover the Gasket(5.8x11x1.2) (nas) has the lowest price.
Some items from this specific schematic: Screw, Gasket,clutch Cover (nas), Bolt, Gasket(13.8x18.8x4.8) (nas).