It seems I can already post videos.
This first is the construction of the engine.
It is all done by hand, I only have one electric drill and a hand tool.

https://youtu.be/ii14vtNAfvY

This is the construction of the boiler. I made it double body:

https://youtu.be/VAkvTyHTHuY

And now it was necessary to prove the whole:

https://youtu.be/8DDuivshieM

And I started building the car.
First without direction. I just put a servo to control the passage of steam (accelerator).

https://youtu.be/8RasakCxJvs

greetings to all