Originally Posted by
klaymon
I prefer Deans connectors for battery to ESC connections. From motor to ESC, I only direct solder. Some use 4mm bullet connectors, but you have to make darn sure you have them covered well in heat shrink so they don't short while racing.
+1 to deans and +1 to not shorting out the esc. You should not be constantly swapping out motors, just solder it in. heck, we used to solder the batteries in the cars.