u guys buy too much lol, u only need the cases the intake/reeds, a carb, and a top end dudes.
mod the stock variator and make ur own spring.
well under 500
here is somthing new, list of all the stuff u don't need to buy to go av10:
you don't even need an av10 top end!!!!
I ran this for a bit when i was in between setups and experimenting, worked great. bolted up intake av7, malossi 62 kit on av10 bottom.