M48.00.
M48.50. A seal that prevents oil from leaking out, or contaminants from entering the Engine Coolant Inlet Housing. Engine Coolant Pipe Seal. Engine Coolant Thermostat Housing O-Ring. Seal used on the Radiator. ALUMINUM. Drain o -. Engine Coolant Inlet Flange O -. Engine Coolant Pipe. Engine Coolant Thermostat Housing O -. Radiator Air. Thermostat hsng o -. Water inlet tube o -. Water manifold o -. Included with: Inlet tube, Tube, Water pipe.