Cast Iron Marine Diesel Water Pump Housing / Cover - Used

Used cast iron water pump housing / cover for marine or industrial diesel application — most likely Yanmar 6LY2A-STP / 6LY2M-STE series or similar Japanese diesel. 8-bolt circular flange with integral hose neck and internal cam/volute. Casting numbers '102' and '030' visible; no OEM data plate present. Condition: used take-off, dirty but structurally sound with intact bolt holes and serviceable sealing flange (gasket residue to be cleaned). 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.