The Cb450k4 U.s.a E-18 Lower Crankcase consists of eleven pieces with the Crankcase Under being the most expensive.
The component with the lowest price in the E-18 LOWER CRANKCASE schematic is the Washer,plain, 6mm.
Some items from this specific schematic: Washer,head,8mm, Oil Seal 12x25x45, Bolt, Hex., 6x90, Clamper Cable.