Car node is cool. So maybe you could add some new. Car controller node speeds up developing process and makes the game less laggy than gdscript code. Many games are using fpp cam and that second.
Sorry, but this forum is mostly for questions. Feature requests are to be submitted here: https://github.com/godotengine/godot/issues
Godot didn't allow me to end the message so I had to type something! :D