Thread: GMC 305 4 barrel intake
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Old 01-15-2015, 10:10 PM   #2
padresag
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Join Date: Feb 2008
Location: Sidney,b.c.
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Re: GMC 305 4 barrel intake
no 4 brl manifolds. a common current upgrade is to put a 500 holley 2 barrel on them. inquire at the 6066 GMC site
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