Water Pump Impeller 4.3L 5.0L 5.7L 7.4L V8 For Mercury 47-59362T1 18-3087 Motor

Water Pump Impeller for Mercury

This water pump impeller for Mercury is a direct replacement for OEM part numbers 47-59362T1 and 18-3087, ensuring reliable coolant flow for V8 marine engines.

Overview

The water pump impeller is a critical component in your Mercury engine's cooling system, delivering consistent water flow to prevent overheating. Engineered for 4.3L, 5.0L, 5.7L, and 7.4L V8 applications, this water pump impeller matches the original specs. Keep your motor running cool with this high-quality water pump impeller.

Built For Performance

• Precision-molded rubber blades for efficient water pumping
• Stainless steel insert for corrosion resistance
• Pre-drilled keyway for simple installation
• Compatible with OEM mounting hardware
• Rated for continuous marine use

Fits These Machines

• for Mercury 4.3L V8
• for Mercury 5.0L V8
• for Mercury 5.7L V8
• for Mercury 7.4L V8

On-The-Job Use

• Used in marine cooling systems
• For inboard and sterndrive engines
• For fresh or salt water operation
• For replacement during routine maintenance

Specs At A Glance

Good To Know

Q: How often should I replace the water pump impeller? A: Typically every 1-2 seasons or after 100 hours of use, depending on operating conditions. Inspect for wear or damage regularly.

Q: Can I install this impeller myself? A: Yes, with basic hand tools and a service manual. Ensure the engine is cool and the water inlet is blocked before removal.

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