With eleven applications this Bolt,flange,6x25 is the most specified part.
Some items from this specific schematic: Gasket,r Cover (nas), Bolt,flange,6x25, Bolt,flange,sh,6x40, Oring 183.
The lowest price component in this Right Crankcase Cover 81-82 parts-list fiche is the Pin,spg. 3x10.