Originally Posted by
305997
Unless my math is way off, that sounds very optimistic. I would expect to be around 33 mph with that setup. What are you using for wheel circumference?
The Tire Diameter is 4.5". That is the same size I always use to get the speed.
Here is the link to the speed calculator that I use.
http://scriptasylum.com/rc_speed/_top_speed.html.