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Old 06-18-2025, 01:38 AM
octard octard is offline
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Default Holley 4555 for 1970 Camaro Z-28 or 1970 LT1 Corvette

This is an original Holley, 4555 carburetor for a 1970 Z-28 or 1970 LT1 CORVETTE. The GM part number, stamped into the choke horn is 3972121. The date code is 031 (1st week of March, 1970).

The metering block numbers are 6333 (primary side) and 4519 (secondary).

Though not perfect, I believe the plating on the body, the metering blocks and the bowls would look great on a survivor car. Please note that in at least one of the photos, you can see that the two screws for the choke plate are missing. This is how I purchased the carburetor, and I have not sought to do anything more to this item

I purchased this carburetor at a Reno, Nevada swap meet in the late 1980's, and it has been stored indoors, in a bag, within a box, ever since.

I have never run or taken this carburetor apart, so I would recommend any buyer to expect to use a rebuild kit on it, and of course find or add at least those two screws in the choke plate.
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Attachments - The Supercar Registry Holley 4555 Carburetor Photo 06.jpg Holley 4555 Carburetor Photo 05.jpg Holley 4555 Carburetor Photo 04.jpg Holley 4555 Carburetor Photo 03.jpg
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