The Ciguenal. Pisttn is made up of components including this Crankshaft Assy which is the most expensive.
Some items from this specific schematic: Bearing, Needle(4cw), Gear, Pump Drive, Piston Ring Set (0., Key Woodruff 146115450000.
The component with the lowest price in the CIGUENAL. PISTTN schematic is the Circlip (22f).