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Old 06-25-2013, 10:54 PM   #320
locomotive breath
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Join Date: Apr 2008
Location: Royse City TX
Posts: 43
Re: 67-72 C/K/T-40's-90's!

Thanks, I haven't put pencil and paper to it yet but I could live with 6-7 mpg.
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'50 GMC 350 COE, 702 V-12 / 4L80E powered
'71 GMC 6500, 427, 5 spd
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