Some items from this specific schematic: Washer 275116850000, Bearing, Cylindrical(56a), Piston (std 4th O/s), Brg,cyl-cal Roller 15.6g Ky.
This CRANK-PISTON assembly utilises twelve Piston Assy (2nd O/s)(s) - the highest specified component.
The sub assemblies and components that make up this Crank-piston include this Crank Assembly, the most expensive part.