New AMA Class structure

[zortness]

Originally Posted by OneSickPsycho

450 Mono FTW!

Why would they? Wouldn't the limitations on HP and weight ratios defeat the whole purpose of the rotary engine?

How would that defeat the purpose? Norton left the sport because of the "cc" regulations. If their only restrictions are HP and weight, they could come up with an engine with the right hp that probably weighed less than most of the bikes, so they'd have to add ballast to it.