Photo 1 of 2-5/8 2-5/16 inch Air Cleaner neck Inlet Diameter 2.625” 2.27” compatible SPE-4790 Fits all Rochester, Holley 1 or 2 barrel carburetors.Suitable for carburetors with and without air filter bracket

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Photo 1 of 2-5/8 2-5/16 inch Air Cleaner neck Inlet Diameter 2.625” 2.27” compatible SPE-4790 Fits all Rochester, Holley 1 or 2 barrel carburetors.Suitable for carburetors with and without air filter bracketPhoto 2 of 2-5/8 2-5/16 inch Air Cleaner neck Inlet Diameter 2.625” 2.27” compatible SPE-4790 Fits all Rochester, Holley 1 or 2 barrel carburetors.Suitable for carburetors with and without air filter bracket