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Old 01-12-2011, 11:40 AM   #7
spiner5000
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Join Date: May 2009
Location: AR
Posts: 8
Re: vibrations and clunk when i let off trottle and hit trottle

Quote:
Originally Posted by Don SC View Post
You didn't say what kind of truck you have, or if you know about the Doug Nash unit. So please excuse me if I sound like a know-it-all. I'm not, believe me. The dne2 is an overdrive that installs behind the tranny- in place of the tail stock on the tranny and hooks up to the drive shaft. It's electrically controlled by a toggle switch in the cab of the truck. The switch engages or disengages the overdrive thru a solenoid that slides a fork for engaging.
Anyway- could the overdrive be partially engaged?
1978 k5 blazer with th350 tranny , np 203 transfer case, 12bolt rear end with a 2 peace drive shaft, dana 44 in front and 400sbc and it says dne2 part time conversion kit from doug nash bla bla bla drive truck with 4lock on once a week for 10miles drive once a week with hubs locked for a few miles to keep inactive parts lubricated somthing like that
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