So I came across some old hoverboards that where tossed out, most likely to the batteries not holding charge anymore. I got to thinking of projects for these and found out that one, there is opensource firmware for some of these systems, and two, there is alot of other folks ahead of me on this (links below):
https://hackaday.com/tag/hoverboard-motor/
https://github.com/lucysrausch/hoverboard-firmware-hack
https://awesomeopensource.com/project/EFeru/hoverboard-firmware-hack-FOC