@mags96190 you can always contact {https://en.impex-jp.com/catalogs/moto/suzuki-other/fa50/fa50k-e24-k-1989-3886/kick-starter-281759.html |thes people] and see if they still have it :-) Even better, get the 3D print file [https://cults3d.com/en/3d-model/gadget/suzuki-fa50-kick-starter-spring-guide-better-version?srsltid=AfmBOoqxPd-P8_ggrhtXLF8JEe1qKPEiGypvG3A8Eg8rqOf7WluBGxYT|from here] and make (or have it made) yourself. Otherwise keep scouring the internet as well as the local "scrap yards" and other recyclers. You'd be surprised the stuff that you can find. Also, don't underestimate the Moped forums. Lots of people have lots of part in their shops that they might part with. Networking is vital for this.
The largest battle to fight with owning old equipment, is the availability of parts. You will depend on lot on your own skills of manufacturing, repurposing and being creative. This is one of those jobs that takes commitment and lots of time. Just never give up because it is rewarding when it does finally come together.
Repair is War on Entropy!