Thread: 1969 gmc 4x4 1500 deluxe
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Old 09-09-2013, 09:25 PM   #6
dgardhawk
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Join Date: Sep 2013
Location: woodville,wi.
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Re: 1969 gmc 4x4 1500 deluxe
Quote:
Originally Posted by special-K View Post
2bbl or 4bbl? You can do best with a 4bbl. When are you running 3500 rpm? Kinda vague info so far
it is a 4bbl. 3500 is highway speed 55 mph or higher
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