Engineered Marine Products 46-01811 Water Pump Impeller Service Kit for MerCruiser Alpha Gen II

The Engineered Marine Products 46-01811 is a complete water pump impeller service kit designed specifically for MerCruiser Alpha Generation II stern drives. This comprehensive kit provides all the essential components needed to restore proper cooling system function and maintain optimal engine performance.

What's Included:

• Premium neoprene impeller with drive key
• Rubber-coated wear plate (face plate) for extended durability
• Complete gasket set for proper sealing
• O-rings and seals

Key Features:

• Direct replacement for MerCruiser Alpha One Generation II water pumps (serial number D494569 and above)
• Also compatible with MerCruiser Vazer stern drives
• Crosses to Sierra part numbers 18-3265 and 18-3214
• Crosses to Mercury part numbers 47-43026Q06 and 8M0100526
• High-quality construction designed to resist wear, corrosion, and oxidation
• Rubber-coated wear plate eliminates the need for multiple gaskets

Regular replacement of water pump components is critical for preventing engine overheating and maintaining proper cooling system flow. A worn impeller can reduce cooling efficiency, leading to overheating, performance issues, and potential engine damage. This service kit ensures reliable water circulation and optimal cooling performance for your MerCruiser stern drive system.