Enter the Crazy Cart, from Razor. Somehow ... And then there's the $400 asking price. While it's expensive, it's probably a lot cheaper than dropping money on a kart, only to find out that ...
[austiwawa] finally got his hands on a used Crazy Cart XL, and while it’s incredibly fun, the puny 500W motor doesn’t quite satisfy his need for speed. A 3x power upgrade should do the trick.