What gearing are most using for a 17.5 brushless in this car, I tried a 3.6 FDR and the motor got to 185.

Used A 3.74FDR

and the motor got too 200, I put it back to 3.54 FDR and still got too hot

!
NOtes::
Stock timing, LRP Sphere '07 comp ESC, Novak 17.5
ESC settings were, nimh#2 race, Punch was set on 2,
Initial brake set at 3, Drag brake at 2.
Any hint???

All five minutes races, Amain was six minutes, medium flowing track
rubber tires