Unidentified Brass Marine Muffler / Heat Exchanger Core - Used

Application: Unidentified brass/copper marine component — likely a small wet-exhaust muffler / spark arrestor or a shell-and-tube heat exchanger / oil cooler core from a marine auxiliary engine or generator. No manufacturer markings or part number visible. Condition: Used take-off with heat discoloration, surface oxidation on the steel mounting brackets, and minor deformation at the open end. Not pressure-tested. Sold as-is. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.