Mercury – Water Pump Repair Kit | Cooling System | Composite & Marine-Grade Components | 96148A8Mercury Water Pump Repair Kit Cooling System Composite & Marine Grade Components 96148A8 Overview If youve spent enough time on the water, you know your engines cooling system isnt something you take for granted. When that steady stream from the tell tale weakens or the temperature needle climbs a little higher than it should, your stomach drops. Thats when a complete, dependable water pump overhaul becomes more than routine maintenanceit becomes