Water Pump Impeller Kit For Mercury Mariner - 47-43026K06, 47-43026T11, 18-3265

Water Pump Impeller Kit for Mercury

This water pump impeller kit is a vital replacement part for Mercury outboard engines, providing reliable cooling water flow to prevent overheating and replace OEM cross-reference numbers 47-43026K06, 47-43026T11, and 18-3265.

Overview

This water pump impeller kit is designed to maintain proper engine cooling by circulating water through the cooling system. It is a direct replacement for specific Mercury and Mariner outboard models, ensuring dependable performance on the water. The kit includes the impeller and necessary gaskets for a complete repair.

Built For Performance

• Precision-molded neoprene impeller blades for efficient water pumping
• Stainless steel insert maintains hub integrity under high torque
• Pre-lubricated for easier installation (requires additional grease)
• Complete gasket set included for a leak-free seal
• Meets or exceeds OEM specifications for durability
• Tested for consistent flow across a wide RPM range

Specs At A Glance

Good To Know

Q: How often should I replace the water pump impeller? A: It is recommended to replace the impeller every two to three seasons or after 300 hours of use, whichever comes first, to avoid engine overheating.

Q: Does this kit include the housing? A: No, this kit includes the impeller and gaskets only; the housing and wear plate should be inspected and replaced separately if worn.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.