Water Pump Impeller Kit + Base + Exhaust Tubes for Mercury 46-77177A3 18-3324

Water Pump Impeller Kit with Base and Exhaust Tubes for Mercury

This water pump impeller kit with base and exhaust tubes is designed to replace worn components in Mercury outboard cooling systems, cross-referencing OEM numbers 46-77177A3 and 18-3324.

Overview

This water pump impeller kit includes the impeller, base, and exhaust tubes for Mercury outboard engines. It is a direct replacement for OEM part numbers 46-77177A3 and 18-3324, ensuring proper water flow and cooling. Designed for reliable performance in marine applications, this kit keeps your Mercury engine running at the right temperature.

Built For Performance

• Includes impeller, base, and exhaust tubes for a complete replacement
• Direct fit for Mercury outboard models
• Constructed from durable materials to withstand marine conditions
• Matches OEM specifications for reliable cooling

On-The-Job Use

• Used in Mercury outboard motors for essential cooling
• Suitable for saltwater and freshwater marine engines
• Keeps engine temperatures within safe operating range

Specs At A Glance

Good To Know

Q: Is this kit a direct replacement for the original? A: Yes, it is designed to match OEM specifications for Mercury outboards. Confirm your engine's serial number to ensure compatibility.

Q: How often should the impeller be replaced? A: Impellers are typically replaced every 1-2 seasons or after 100 hours of use to maintain cooling efficiency.

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