Which Medusa 70/80 series for a Converted Revo on 4/5s

[magman]

Originally Posted by George16

I have the 70-2000Kv with 5s on my revo conversion. The 70mm Medusa sits close to the rear upper arm so the 80 might give you some fitment issues. It runs cool. In fact, it runs cooler than my TeknoRC Neu because of the cooling holes in the rear of the motor.

Thanks for the pic......any issues w/dirt getting into the rear end of the motor w/the holes