Water Distribution Housing with Air Hose 863802T2, 863444T2 Raw Water Cooled MER

Raw Water Cooled Water Distribution Housing with Air Hose for Mercury MerCruiser

This raw water cooled water distribution housing with air hose for Mercury MerCruiser directs raw water through the cooling system and replaces OEM part numbers 863802T2 and 863444T2.

Overview

This water distribution housing is built for raw water cooled Mercury MerCruiser marine engines. It includes an air hose for actuated flow control and routes cooling water to keep engine temperatures stable. This raw water cooled water distribution housing with air hose is a direct replacement for the factory MerCruiser service assembly.

Built For Performance

• Includes air hose for air actuated water flow control
• Raw water cooled design supports direct cooling water supply
• Replacement part numbers 863802T2 and 863444T2 match factory service specifications
• Marine-grade construction resists corrosion from raw water exposure
• Housing and air hose are combined as a complete assembly for installation

On-The-Job Use

• Used in raw water cooling systems for Mercury MerCruiser engines
• Commonly found on inboard and sterndrive boats operating in freshwater or saltwater
• Supports air actuated cooling circuits that regulate raw water flow during operation

Specs At A Glance

Good To Know

Q: Is this water distribution housing with air hose for Mercury MerCruiser an OEM component? A: This is an aftermarket replacement component, not an original Mercury MerCruiser product. It is designed to match the service function of the factory part.

Q: Does this assembly work with raw water cooled systems only? A: Yes, this water distribution housing is intended for raw water cooled Mercury MerCruiser engines. Confirm the cooling system type before installing.

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