engine temperature

[Im4reeel]

does anyone know what the normal operating temperature of the tt39 is nobody seems to know im getting anywhere from 110degrees to 200 degrees as advice from fellow heli pilots but i want to know the facts not just someones opinion.

[tdswan]

I'm not giong to give you a temperature ;) Immediately after you shut it down, stick your finger on the backplate of the engine on the bottom of the heli. If you can hold your finger there for more than 5 seconds, you're not overheating. That should be under 200 degrees.