RoseTuned

ok now here is a ? i have a 10 turn double racing peak motor(Brushed) i want to put that inplace of my 10.5 brushless on my losi using the same 88tooth spur / 48 pitch... what would you recommend for my pinion. My friend has the same car and is using that same 10 turn Double with a 22tooth pinion.

Help me please. i want to put that motor in tonight and need the correct pinion for this motor.

here is a Picture of my motor