Mercruiser 22-865208T01 Hose Assembly

Restore reliable cooling system performance with the Mercury 22-865208T01 Hose Assembly. Designed as a genuine OEM replacement, this marine hose assembly is engineered to maintain proper water flow throughout the engine cooling system and help protect your engine from overheating.

Marine cooling hoses are constantly exposed to heat, pressure, vibration, and harsh environmental conditions. Over time, hoses can become brittle, cracked, swollen, or weakened, leading to coolant leaks or restricted water flow. Replacing worn cooling system hoses is an important part of preventative maintenance and helps ensure dependable engine operation.

Built to Mercury Marine factory specifications, the 22-865208T01 hose assembly provides the correct fit, routing, and durability required for demanding marine applications. Designed as a direct replacement for compatible MerCruiser systems, installation is straightforward and helps restore factory cooling performance.

Common Engine Fitments

The Mercury 22-865208T01 hose assembly is commonly used on select MerCruiser sterndrive and inboard engines, including:

• MerCruiser 5.0L MPI
• MerCruiser 5.7L MPI
• MerCruiser 350 MAG
• MerCruiser 377 MAG
• MerCruiser 6.2L MPI

These engines are frequently found in:

• Sea Ray sport boats and cruisers
• Chaparral SSi and Signature models
• Four Winns Horizon series
• Bayliner Ciera and VR series
• Crownline sport boats
• Rinker Captiva and Fiesta Vee models

Fitment may vary depending on engine serial number and cooling system configuration, so confirming compatibility with part number 22-865208T01 before ordering is recommended.

Key Features

• Genuine Mercury Marine OEM hose assembly
• Designed for MerCruiser cooling system applications
• Helps maintain proper coolant and water circulation
• Resistant to heat, pressure, and marine environments
• Direct-fit replacement for straightforward installation
• Built to Mercury factory specifications for reliable performance

Why Replace Cooling System Hoses?

A damaged or deteriorated hose can lead to coolant leaks, reduced cooling efficiency, or engine overheating. Routine inspection and replacement of worn hoses helps maintain reliable engine temperatures and protects critical cooling system components.

If you’re servicing a compatible MerCruiser-powered boat, the Mercury 22-865208T01 hose assembly delivers the OEM-quality fit and dependable performance needed to keep your cooling system operating properly.