Originally Posted by
Sabin
I tried every single combination I could think of. high timing on the motor, low boost timing. Low mechanical timing, high boost timing. low mechanical timing, low boost/low turbo, and everything in between. Up on the pinion, down on the pinion. I still ran into watt limits of the motor. 21.5's can only do so much. It was a good learning experience nonetheless.
Did you change spur? Because you generally need vastly different gearing when using boost/turbo that a simple pinion change usually isn't enough.