05-08-14, 06:59 PM 
		
	
	
		In fact I'm guessing 50-100RPM as I dont have a tachometer and using the rev counter where the graduations between 1000 and 2000 are so large (500RPM) that small fluctuation of +/-50 to 100 should only just be perceivable so maybe I'm leaning toward more like +/- 100
	
	
	
	
	
