Originally Posted by
Korey Harbke
For the most part people don't mess with the rotors in spec racing motors as it's illegal to roar rules. I'm not 100% sure if the only rotor that is legal is a 12.23mm or if it's just a maximum of that.
-Korey
Good point, Korey. I'll have to check into that. No point in tinkering with something that's not legal to run anyway.