Originally Posted by
unuzual kustum
You should look into a Sodi Kart. The rx250 would suit you well. I don't know if they would let it run in any of the classes though.
www.sodikartusa.com
They're rental karts. They wouldn't survive on an oval track. Even if they would, the engines wouldn't be legal and I doubt you would be able to get them to go around the track...