Cummins 6-Cylinder Marine Water-Cooled Exhaust Manifold - Used Core

Application: Water-cooled marine exhaust manifold for an inline 6-cylinder diesel engine, most consistent with Cummins 6BT / 6CT-series marine engines. Cast-iron construction with six exhaust port flanges, integrated water jacket, and end-mounted water/exhaust outlet flange. Condition: Used take-off / core. Exterior shows surface rust, scale, and old paint from marine service. Recommended for rebuild, pressure test, and refinish before return to service. Drained and ports will be capped for shipment. 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.