Sierra/Prime Line 18-3389 Water Pump Kit

Sierra International 18-3389 Marine Water Pump Kit with Housing. For Johnson/Evinrude Outboard Motor. OEM part number ‎OMC 436957. Sierra products are engineered to meet today’s high horsepower engine demands and stand up in the harsh marine environment. All Sierra products meet or exceed the original equipment part it replaces. Sierra supplies many OEM engine manufacturers and boat builders hundreds of quality parts every day.