Originally Posted by dr_hfuhuhurr
WOW! Really that high? I was running a 1.8" rollout this weekend with an XStock. That's only about a 45mm rollout.
Yes, I was surprised at how high they want to run. Forget everything you have learned about brushed motor roll out. To find the correct roll out I went with the advice of another racer here who had been running the 13.5 for a little while, that saved me a lot of time since I never would have guessed!