Description
Application: Marine/industrial diesel engine coolant thermostat housing, cast iron, marked 'F55' with shop tag '116-D2 / 3022-4594-3603'. Two hose nipples and a flanged mounting foot with rectangular coolant port; bolt-on cover over the thermostat pocket. Condition: Used take-off, surface rust and light scale, no visible cracks; thermostat and gaskets not included. 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.