Originally Posted by RockinRo

I just finished building my 1.0, installed a Novarossi .21, and started the break-in.

My problem is that after I release the throttle trigger the engine starts to rev down in a quick & normal linear manner (just like any other nitro engine I've had), but then it holds the revs for a few seconds (when it reaches 15-20% left to idle speed) and then finally goes down to rest at idle speed. The carb is fully closed by the servo, no binding. So, I believe its something with the mixtures, or the clutch, or an air leak maybe. Why aren't the revs going down all the way to idle speed in a quick linear manner??


Help please

Thanks