![](http://restorations.aermacchi-world.de/wp-content/uploads/2021/06/shorty-headlamp-2-150x150.jpg)
Obviously you can make functional parts with a 3D-printer as well. 🙂
I reconstructed the Insulators for the headlamp-shell in Blender and printed one in PETG, as after almost 50 years the plastic crumbled and I needed replacements.
Worked well and looks good.