Some items from this specific schematic: Oring 183, Dowel,pin,8x14, Washer,sealing,6., Cover,r Crankcase.
The R. Crankcase Cover assembly is constructed from several parts from which the Cover,r Crankcase is the most expensive.
Of all the components that make up this R. Crankcase Cover the Bolt,recessed,6x1 has the lowest price.