46-812966A11 Water Pump Impeller Housing Kit 46-812966A12 For Mercury 40-60 HP

Water Pump Impeller Housing Kit for Mercury

This water pump impeller housing kit for Mercury outboards includes OEM cross-reference numbers 46-812966A11 and 46-812966A12, designed to circulate coolant and protect the impeller in 40-60 HP engines.

Overview

The water pump impeller housing kit for Mercury 40-60 HP outboards is a direct replacement component that houses the impeller and directs water flow through the cooling system. This water pump impeller housing kit ensures consistent engine temperature and prevents overheating in demanding marine conditions. Constructed from corrosion-resistant materials, it is built for reliable service in saltwater or freshwater.

Built For Performance

• Precision-machined housing for a secure fit
• Includes all necessary gaskets and O-rings
• Designed to match OEM specifications for 46-812966A11 and 46-812966A12
• Corrosion-resistant construction for marine environments
• Ensures proper impeller alignment
• Direct replacement for original Mercury parts

On-The-Job Use

• Replaces worn water pump housings on Mercury 40-60 HP outboards
• Maintains cooling efficiency during long runs
• Suitable for both saltwater and freshwater operation
• Used during routine impeller replacement
• Helps prevent engine overheating in heavy use

Specs At A Glance

Good To Know

Q: Is this compatible with my Mercury 50 HP? A: This kit fits Mercury 40-60 HP outboards, so it should work with most models in that range, but check your serial number for exact fit.

Q: Does it include the impeller? A: No, this is the housing kit only; the impeller is sold separately.

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