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Pete pa · 09-16-2019, 06:26 AM

I have 411 rear in my 40 coupe with a Columbia 2 speed, in direct drive the tach is reading 2950 rpm at 60 mph. In overdrive it reads 2000 rpm if that helps anyone.

09-16-2019, 06:26 AM	#37
Pete pa Member Join Date: May 2010 Location: allison park pa Posts: 89	Re: Mitchell Overdrive I have 411 rear in my 40 coupe with a Columbia 2 speed, in direct drive the tach is reading 2950 rpm at 60 mph. In overdrive it reads 2000 rpm if that helps anyone.