Originally Posted by Mopar2Ya

What batteries will you be running 4s, 6s, or both? The kv you listed maybe best suited for 4s. Tekin requires soldering, & does not auto switch for the cell # you are using. You must manually change the cell #. The RX8's default setting is 2s. I like the feel of the RX8. If going CC, I'd go MMX, & look at their sensored motors. Sensored is very smooth(Tekin is sensored).
I would look at the newer Futaba 3PV, over the 3PRKA. I'm guessing it has more features. JMO.