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This is a recored radiator with 3 cores and is new, was in car for about 2 weeks and decide to go a different way with all Aluminum set up. Guaranteed to work like new or money back. Getting a radiator recored is expensive. If you need a correct 340 radiator for your 72 A body with a 4 Speed here it is with the right numbers $550.00 plus shipping from Florida.