The sub assemblies and components that make up this Crankcase Cover include this Cover,clutch, the most expensive part.
The twenty-nine Vzr1800z Boulevard M109r 2012 (l2) Usa Calif Canad (e03 E33 E28) Crankcase Cover component parts are all listed in this schematic.
The lowest price component in this Crankcase Cover parts-list fiche is the Gasket(5.8x13x1.2) (nas).