Impeller for Yamaha/Mercury 40HP Outboard 6F5-44352-00-00 Sierra 18-3088 2-Cyl.

Impeller for Yamaha and for Mercury 40HP Outboard

This replacement impeller circulates cooling water in a 40HP, 2-cylinder outboard and carries OEM cross-reference 6F5-44352-00-00 and Sierra 18-3088.

Overview

The impeller is a water pump service component for maintaining cooling flow in compatible outboard engines. This impeller suits marine maintenance and repair work on for Yamaha and for Mercury 40HP outboards. The impeller design is specified for 2-cylinder applications listed in the title.

Built For Performance

• Designed for 40HP outboard applications
• Specified for 2-cylinder outboard configurations
• Serves as a water pump impeller replacement
• Cross-references part number 6F5-44352-00-00
• Cross-references Sierra number 18-3088

Fits These Machines

• for Yamaha 40HP outboard engines
• for Mercury 40HP outboard engines

On-The-Job Use

• Cooling-system service on marine outboards
• Water pump impeller replacement during scheduled maintenance
• Repair work on compatible 2-cylinder outboard engines

Specs At A Glance

Good To Know

Q: What does this impeller do? A: It supports cooling-water circulation through the outboard water pump system.

Q: Which engines are listed for this impeller? A: The title identifies 40HP, 2-cylinder outboard applications for Yamaha and Mercury.

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