Right guys I need some help. Im going to be running an LRP 13.5 brushless motor in my cyclone for the 1st time. I need to know what spur gear sizes I will need and what pinion sizes as well. I have the andy moor wce with the 16t pulleys. Im told to gear this motor around 4.0 on a large asphalt track. Any other advise ref 13,5 would be use full