As long as we are discussing speed and weight:
Nascar (3400 lbs, lopsided distribution o)
Formula 1 (min 1334)
Rally racing, determined by natural selection
2 wheeled drifting in the snow anyone
![Big Grin](/forum/images/smilies/biggrin.gif)
, though I think this drive has succumbed to inertial forces.
![](http://upload.wikimedia.org/wikipedia/commons/7/7c/Peugeot_206_WRC.jpg)