Registered Forum User
Big Twin
Posts: 1,589
Join Date: Jul 2003
Location: nottingham
Mood: #65 Double Desmo Due Champion - Class B 2007, Class A 2009
Only today was discussing this with an off-road racer. He heard of octanes upto 150!!! Some help, some do damage. As cc above says, your bike has to be setup for it.
Andy