Mercury 3.3 4 5 HP Outboard Motor Water Pump Impeller 8M0204676 161543 NEW

Water Pump Impeller for Mercury

This water pump impeller for Mercury outboard motors replaces OEM part numbers 8M0204676 and 161543. It is designed for 3.3, 4, and 5 horsepower Mercury outboard engines.

Overview

The water pump impeller is vital for maintaining a cool engine in Mercury outboards. This water pump impeller for Mercury ensures proper coolant flow and prevents overheating. For owners of Mercury 3.3, 4, and 5 HP outboard motors, this impeller is a dependable replacement.

Built For Performance

• Replaces OEM part numbers 8M0204676 and 161543
• Made from flexible, wear-resistant rubber
• Provides efficient water circulation
• Simple installation with basic tools
• Helps extend engine life by preventing overheating
• Compatible with Mercury 3.3, 4, and 5 HP models

Fits These Machines

• for Mercury 3.3 HP outboard
• for Mercury 4 HP outboard
• for Mercury 5 HP outboard

On-The-Job Use

• Ideal for small fishing boats and tenders
• Works well in both fresh and saltwater conditions
• Keeps engine running cool during extended operation
• Restores cooling performance after years of use

Specs At A Glance

Good To Know

Q: What causes an impeller to fail? A: Running the engine without water or running it dry can damage the impeller. Regular replacement is recommended.

Q: Is this impeller the same as the original Mercury part? A: This is an aftermarket replacement for Mercury part numbers 8M0204676 and 161543, designed to meet OEM specifications.

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