1970 Ford, Mercury, Mustang, Cougar 428 CJ, SCJ (Cobra Jet) Automatic Carburetor. Holley List: 4514-1. Part #: D0ZF-9510-AB, D0ZF-AB. Date Code: 902. Correct assembly line 5671 & 5673 Metering Blocks. 735 CFM. Sold as a core needing restauration. Some parts are missing but the core is in good condition.