It's more like
U need to be on the technical side rather than mechanical.
And u have to be in love with radio control equipment,
Other wise u will regret jumping into it,
cause this hobby will chew u in and spit u out like u never been tested.
And last but no least try to start off with a good 10scale rtr,
Preferably go for a traxxess brand.here is a sneak peek of my fg ESP ported with jetpro in the back.
Good luck .