u dont have to change your plug before every main thats what is costing u so much i had a novarossi plug in my nova bf dint have to replace it intil the 2gallon and it ran fine, i using a nova bf .21 and thats pretly of power and its 150 and i can run with the big boys espially in the corners ,and i use a gel cell in my losi starter box works fine,and im running a $57.00 servo for the steering and a 95.00 futaba cordless thats prenty fast u dont really need to spend that kind of money