Quote:
Originally Posted by Grubby
It seems really unlikely it is starved for air at idle. At wide open throttle it might need 850 cfm at idle it would need only a few hundred.
I am sure closing the hood is a clue.
John
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If the engine is losing this amount of rpm at idle when the hood is shut, then the engine would be starving for air at anytime above idle speed.
I would remove the aircleaner, and see what it does then.
You could also have a hot air issue that makes the carb mixture different at hot idle.