Replaces OMC part number :439077 / 0439077 / 390770 / 0390770 / 391635 / 0391635 / 396932 / 0396932 / 396933 / 0396933 / 777808. Water pump impeller kit. For Johnson Evinrude outboard. 40 - 55 hp, 2 stroke.
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