Ok guyz, here we go, I have an Losi 8t 1.5 siting around and want to try this electric thing. My ??? is do I need to still using my hi voltage servos or is going to b a waste of nice expensive servos. I got sum nice non hi voltage servos, but I heard this combos got the BEC crap. Is all of them??? Is this an option that u can chose when u want to use it???? Thankzzzzzzz