Of all the components that make up this Crankcase the Bolt,hex.,6x12 has the lowest price.
A sample from the products for the Crankcase include: Bush,inner Engine, Bolt,flange,6x60, Bolt,b Stud 8mm, Oil Seal,28x40x8.
This CRANKCASE assembly utilises five Bolt,flange,6x60(s) - the highest specified component.