high voltage

I am purchasing a jx cls hv7346mg for my arrma kraton. I am running 2x3s and will be finally running it on 4s till motor upgrade. I will be letting my GF daughter be running on just 3s. I want to go ahead and put this in while I'm putting the servo in any recommendations on amp rating , volt...

I thought the original servo is not bad. But now I went for the SAVÖX SB-2292 SG. The Big Rock totally changed. It turns on a dime! Awesome drifts with the torque and the quick response Torque: @6V: 305 oz-in (22 kg-cm) @7.4V: 430 oz-in (31 kg-cm) Speed: @6V: 0.085/60° s @7.4V: 0.07/60° s

Sometimes you're lucky, sometimes you're not! I met the last category yesterday. My son's Fury BL roller has a high voltage servo. So I added a HV circuit to the car, bypassing both the receiver and ESC. Bashing and racing creates a lot of stress to the car. One of the electric wires...