How many CFM? '76 360 2bbl

The factory carburetors were 350's. The Holley 500's look like this. We ran several different carbs. You will need to make an adapter as we did. Last picture the one in the back of the picture is for a 500, The one in the middle is for a factory carb. The one in the front was a 4150 base 4bbl

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