Thread: 1981 GMC Jimmy
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Old 11-17-2016, 10:35 PM   #20
COS399
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Re: 1981 GMC Jimmy
Quote:
Originally Posted by Hewfil1 View Post
Just curious but, if the Vortec is a 5.3l, why the 6.0 in Sharpie on the intake?
I think that maybe it holds 6 quarts of oil, but I may be wrong.
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