The Circlip 341116340000 is the cheapest item from this partsfiche.
The sub assemblies and components that make up this Crankshaft. Piston include this Crankshaft, the most expensive part.
Some items from this specific schematic: Piston Ring Set (1.00mm O/s), Connecting Rod Assy, Circlip 341116340000, Key, Woodruff(1wg).