C9ZE-9600-E Air cleaner base for the 1968 and early 1969 R code 428 Cobra Jet engine option. Additionally one way to identify this air cleaner is the dimple that clears the rear float screw found on the factory Holley carburetor. Early 1969 production is through 2/17/1969, after that date there was a vent added for automatic choke issues. About 16-3/8" inches in diameter.
Ford part number C9ZZ-9600-E or C8ZZ-9600-A.
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