For Mercury Outboards 4 4.5 7.5 9.8 HP Water Pump Impeller Repair Kit 47-39074

Water Pump Impeller Repair Kit for Mercury

This water pump impeller repair kit for Mercury outboards replaces worn impellers on 4, 4.5, 7.5, and 9.8 HP models, referencing OEM cross-reference 47-39074.

Overview

This water pump impeller repair kit is designed for Mercury outboard engines from 4 to 9.8 HP. It delivers a complete replacement solution to restore proper cooling water flow, preventing overheating and extending engine life. The kit includes all necessary components for a reliable water pump service.

Built For Performance

• Includes water pump impeller, gasket, and O-rings for a complete repair
• Precision-molded rubber impeller matches OEM specifications
• Resistant to heat, oil, and abrasion for long service life
• Direct replacement for Mercury part number 47-39074
• Simple installation with standard hand tools

Fits These Machines

• for Mercury 4 HP
• for Mercury 4.5 HP
• for Mercury 7.5 HP
• for Mercury 9.8 HP

On-The-Job Use

• For routine water pump impeller replacement on small outboard motors
• Used during annual maintenance to prevent overheating
• Suitable for restoring cooling efficiency in saltwater and freshwater environments

Specs At A Glance

Good To Know

Q: How often should I replace the water pump impeller? A: Typically every 100 hours or annually, depending on usage. This kit provides a straightforward replacement to keep your Mercury outboard running cool.

Q: Does this kit include all necessary parts? A: Yes, it includes the impeller, gasket, and O-rings, covering the essentials for a complete water pump repair.

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