Mercury Impeller 47-803748

Description

803748 Water Pump Impeller - Mercury 4-Stroke Outboards 8 through 20 Horsepower
Provides cooling water to your outboard engine Impeller elastomers provide improved flexibility across broad temperature ranges throughout the boating season
Designed for durability to provide higher flow rates and cooling flow to protect your engine
Center insert resists tearing to ensure performance For Mercury 4-stroke outboards 8 hp-9.9 hp (serial number 0R042475 and above) and 20 hp 4-stroke outboards (serial number 0R235168 and above).