You are correct on the gearing and air box mod.We are going to leave the motor stock(it makes good usable power stock).
The biggest mod will be the suspension and Alex at Konflict Motorsports is handling that.
As far as the pipe goes I will modify it if we can't get a sponsor to provide us one..............OR
Anyone have a 450F stock take off pipe they would like to donate?
2006 XR650R with too much stuff.