Some items from this specific schematic: Pipe, Ring-o,id:4.8, Gasket,10x14x3.6 (nas), Separator,crankcase O.
With a quantity of eight pieces, the Bolt is the most used part in the Crankcase diagram.
The Gasket,12.1x16.2x3.7 (nas) is the lowest priced item on this Crankcase schematic.