For Edelbrock 1″ Ported Carburetor Spacer Adapter board 4BBL Chevy Ford Holley

Description About this item 1″ Aluminum alloy spacer.Please note:that this manifold adapter does not have a “vacuum port” 4 HOLE.The diameter of the hole is: 1.735 inches Precisely designed HENKYO carburetor spacers provide a smooth transition of air and fuel from the carburetor to the intake manifold, increasing flow for more performance. They also help to insulate the carburetor from engine heat and provide clearance for linkages. These spacers come with attaching hardware and gaskets Carburetor Spacer modification is suitable for experienced mechanics, we do not recommend it for novices, because changing the manifold gasket can make a big difference to the performance of the engine. OE/OEM Part Number 85-150, PCE120.1003, G1412, ALL25984, 2383, 3404