[smokin]

Originally Posted by Pman

check this out http://www.mototek.com/whatsnew_butler.htm. Its the worlds fastest rs, and its a 50cc. It uses all kundo race parts over $10,000 spent into the engine alone.

Says that they did 75 mph on a 50cc. That's fast for a 50.
I bet if that bike they were using wasn't so damn heay they could get up to a much higher speed.