The sub assemblies and components that make up this Crankcase include this Crankcase Set, the most expensive part.
Some items from this specific schematic: Gasket,crank Cap (mca), Collar,oil Path, O Ring, 5.5x1.5, Bolt,flange,8x105.
The lowest price component in this Crankcase parts-list fiche is the Pin,dowel 10x16.