Even more so what really is the point? Do they think that any of their viewers are gonna apply much if any of what they do on that build to Tony's home built garage guys that he says he tries to cater to?
It's not meant to be a recipe for others to follow, just a experiment might get some useful info maybe not, maybe entertainment, nothing wrong with building and dyno testing ****.
Not like it's your time or money you don't even have to watch if you don't want to.