Thread: differances in small block intake manifolds??
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Old 07-20-2008, 12:18 PM   #9
BLACK AND BLUE 67-72
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Location: Yellville, Ar, USA
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Talking Re: differances in small block intake manifolds??
The flat spot is for an EGR valve, or an EGR block off plate.
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'72 Chevy SWB 350 Auto
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