Of all the components used in this assembly the Crank Case Set is the most expensive.
Of all the components that make up this Crankcase the Bolt,flange 6x14 has the lowest price.
Some items from this specific schematic: Bolt,flange,6x90, Bolt,flange,8x65, Brg,ndl 14x22x16, Dowel Pin,10x16.