Water pump service kit for Mercruiser MC-1 & R/MR/Alpha One water pumps. Also suitable for 1999-2006 Mercury/Mariner V6 135-225HP outboards.
Replaces - 18-3217, 12290, 9-48304, 89984Q5 and 89984T6
Aftermarket Mercury Mariner Mercruiser 89984Q5 Water Pump Service Kit
