The most expensive part in this assembly is the Crankcase Cover Assy 1.
Some items from this specific schematic: Bolt,flange, Gasket, Crankcase Cover 1 (mca), Ring, Rubber, Gasket, Crankcase Cover 2 (mca).
The lowest price component in this Crankcase Cover 1 parts-list fiche is the Bolt, Flange (4h7).
