With a quantity of five pieces, the Bolt is the most used part in the CRANKCASE diagram.
A sample from the products for the Crankcase include: Gasket(13.8x18.8x4.8) (nas), Washer, Bolt, Bolt.
The lowest price component in this Crankcase parts-list fiche is the Gasket(5.8x11x1.2) (nas).