Parts such as the Generator: Flywheel, Key-woodruff, Bolt, Bolt,allen,6x28 are included in the Kl500-b2 Tengai 1990 Ar Nr Generator parts fiche.
The nine Kl500-b2 Tengai 1990 Ar Nr Generator component parts are all listed in this schematic.
The most expensive part in this assembly is the Flywheel.