Water Pump Impeller Kit For Mercury 30/35/40/45/50/60/65/70 46-77177A3, 18-3324

Water Pump Impeller Kit for Mercury

This water pump impeller kit is a replacement service kit for Mercury outboard engines of 30 to 70 horsepower, including OEM cross-reference numbers 46-77177A3 and 18-3324.

Overview

The water pump impeller kit is essential for maintaining proper cooling in Mercury outboards. This impeller kit replaces worn impellers to prevent overheating. It covers Mercury engines from 30hp to 70hp, ensuring reliable water pump performance.

Built For Performance

• Direct replacement for Mercury outboard water pump systems
• Includes OEM part numbers 46-77177A3 and 18-3324
• High-quality neoprene impeller for durability
• Comprehensive kit with impeller, gaskets, and o-rings
• Easy installation with included instructions
• Designed for Mercury 30-70 HP engines

Fits These Machines

• for Mercury 30, 35, 40, 45, 50, 60, 65, and 70 HP outboards

On-The-Job Use

• Routine water pump service to prevent engine overheating
• Replace worn impeller during annual maintenance
• Restore cooling system performance in saltwater and freshwater
• Quick repair when impeller blades are damaged

Specs At A Glance

Good To Know

Q: Is this kit suitable for both saltwater and freshwater use? A: Yes, this impeller kit is designed for use in both saltwater and freshwater environments.

Q: Does the kit include the water pump housing? A: No, this is an impeller kit only; the housing must be reused or purchased separately.

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