Hi guys

I am new to 1/12th scale , i have just bough my 1st a Corally 12SL

i plan to use my Tekin RS speedo and a 13.5 motor , but how do i go about boosting my Lipo voltage from 3.7v to the needed voltage for the servo and reciever ???

also how bigger lipo will i need ?? 5000 or bigger ??

Thanks Phil