A sample from the products for the Crankcase include: Oil Seal 8x16x6, Oil Seal,14x28x7, O-ring 7x1.7, O,ring.3,ox35.
With a quantity of ten pieces, the Bolt,flange,6x50 is the most used part in the CRANKCASE diagram.
Of all the components used in this assembly the Crankcase, L. is the most expensive.