Features：Square bore air valve, 600CFM, Single Inlet，4 Barrel. Other Part Number: Holley 4160. 4 Barrel Carburetor 1404 Manual Choke 500 CFM EZ. 2-Barrel Carburetor 16010-21G61 For Nissan 720 Pickup 2.4L Z24 Engine 1983-86 EZ.
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