Engine Cooling. Lower Hose. At Radiator. 6.7L, main. Main, upper. Hose to Radiator. Upper Hose. 6.7L diesel auxiliary.

Connector Hose Upper Seal – Ford (BC3Z-8590-B)

The Ford Connector Hose Upper Seal (BC3Z-8590-B) is a Genuine OEM cooling system sealing component designed to ensure a tight, leak-free connection between the upper connector hose and its mating surface. This seal plays a critical role in maintaining proper system pressure and preventing coolant loss at connection points exposed to heat and vibration. It is engineered to Ford’s exact factory specifications for precise fitment and long-term reliability.

Manufactured from high-quality, heat- and coolant-resistant rubber, this upper seal is built to withstand constant exposure to hot coolant, pressure fluctuations, and thermal cycling without hardening or deforming. The material maintains its elasticity over time, allowing it to create a consistent seal that helps protect the cooling system from leaks and pressure loss. Compared to generic alternatives, this OEM seal provides superior durability and sealing performance.

The BC3Z-8590-B connector hose upper seal is designed as a direct-fit replacement, ensuring correct seating within the connector interface and proper compression when installed. Its factory-correct dimensions eliminate guesswork during installation and help prevent seepage caused by improper sealing surfaces or incorrect seal thickness.

For professional technicians, this OEM seal provides confidence during cooling system service or hose replacement by ensuring factory-level sealing integrity. For DIY mechanics, it offers a straightforward solution that restores proper coolant containment without modification. Replacing worn or flattened seals is essential for preventing slow leaks that can lead to coolant loss and overheating.

Using Genuine Ford OEM sealing components helps maintain cooling system efficiency and preserves original engineering standards. Whether completing a hose replacement or addressing a coolant leak, this seal delivers reliable performance aligned with Ford’s design requirements.

• Genuine Ford OEM upper seal for connector hose applications

• Heat- and coolant-resistant rubber construction

• Ensures leak-free sealing at hose connection points

• Factory-correct dimensions for precise fitment

• Helps maintain proper cooling system pressure

• Ideal for professional service and DIY repairs

If you’re servicing or restoring your vehicle’s cooling system, the Ford Connector Hose Upper Seal (BC3Z-8590-B) is a dependable OEM replacement that ensures proper fitment, secure sealing, and long-lasting performance for your Ford vehicle.

Engine Cooling. Lower Hose. At Radiator. 6.7L, main. Main, upper. Hose to Radiator. Upper Hose. 6.7L diesel auxiliary.

Connector Hose Upper Seal – Ford (BC3Z-8590-B)

The Ford Connector Hose Upper Seal (BC3Z-8590-B) is a Genuine OEM cooling system sealing component designed to ensure a tight, leak-free connection between the upper connector hose and its mating surface. This seal plays a critical role in maintaining proper system pressure and preventing coolant loss at connection points exposed to heat and vibration. It is engineered to Ford’s exact factory specifications for precise fitment and long-term reliability.

Manufactured from high-quality, heat- and coolant-resistant rubber, this upper seal is built to withstand constant exposure to hot coolant, pressure fluctuations, and thermal cycling without hardening or deforming. The material maintains its elasticity over time, allowing it to create a consistent seal that helps protect the cooling system from leaks and pressure loss. Compared to generic alternatives, this OEM seal provides superior durability and sealing performance.

The BC3Z-8590-B connector hose upper seal is designed as a direct-fit replacement, ensuring correct seating within the connector interface and proper compression when installed. Its factory-correct dimensions eliminate guesswork during installation and help prevent seepage caused by improper sealing surfaces or incorrect seal thickness.

For professional technicians, this OEM seal provides confidence during cooling system service or hose replacement by ensuring factory-level sealing integrity. For DIY mechanics, it offers a straightforward solution that restores proper coolant containment without modification. Replacing worn or flattened seals is essential for preventing slow leaks that can lead to coolant loss and overheating.

Using Genuine Ford OEM sealing components helps maintain cooling system efficiency and preserves original engineering standards. Whether completing a hose replacement or addressing a coolant leak, this seal delivers reliable performance aligned with Ford’s design requirements.

• Genuine Ford OEM upper seal for connector hose applications

• Heat- and coolant-resistant rubber construction

• Ensures leak-free sealing at hose connection points

• Factory-correct dimensions for precise fitment

• Helps maintain proper cooling system pressure

• Ideal for professional service and DIY repairs

If you’re servicing or restoring your vehicle’s cooling system, the Ford Connector Hose Upper Seal (BC3Z-8590-B) is a dependable OEM replacement that ensures proper fitment, secure sealing, and long-lasting performance for your Ford vehicle.