The most reasonably priced component used on the C50l Little Cub 2000 (y) Japan Kick Starter is the Circlip,ex16.
Some items from this specific schematic: Spring,kick Start, Washer,17mm, Circlip,ex16, Spindle,kick Star.
The Kick Starter assembly is constructed from several parts from which the Spindle,kick Star is the most expensive.