alu-idler for rusty ?

[speedy]

Hi !

I have a rustler xl-5 with a mambamax 5700 motor in it. and i have a question for you huy's ! :027: Can i run it with the stock transmission gears for a wile or will the strip on the first batterypack with amambamax on 6cells ?
I,ve upgraded the diff outputs to steel one's and put rpm wheelcarriers front/back. I also have a alu-idle gear for it but i have not installed it yet becasuse ,ve tried to do it but some part of it bind,s when it is in a certen posission:019: . So can i run with en plastick one for a wile ?