Tell us about yourself!
Connecting Your Raspberry Pi to the Web
GPIOs + More Python
Raspberry Pi Class
Tools and Materials for Arduino
Welcome to Arduino
Electric Arduino Go-kart
Electronic-Lab in a Box
I have a suggestion for you- If you have an old cordless drill, or want to spend 40-50 bucks to get one, you could use that as a power source. Batteries included, all you would have to do is rig the throttle to a lever or something.