MTU 536 010 01 31 Marine Diesel Coolant / Water Housing - Used

Used marine diesel coolant / water housing casting, cast P/N 536 010 01 31 (MWK 030203L), believed to be an MTU / Detroit Diesel Series 2000 or 4000 component. Aluminum casting with integral steel mounting bracket, two large opposing hose-barb ports with clamps, and additional sensor/plug bosses. Original white marine paint with typical service wear, dirt, and light surface corrosion on the steel bracket and hardware; casting appears sound. Application: MTU / DDC marine diesel cooling circuit (raw water or jacket coolant crossover housing). Condition: Used take-off, 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.