I've got a built 340, 10.5:1, Edelbrock RPM High rise intake, X heads, 1 - 20-232-4 Comp Cams Camshaft (not sure on specs..), 727, 3.23 rear, which is just going to be used on the street. I'm not planning on racing it anytime soon. I need a carb recommendation. I've got a Holley 750 double...