Four Seasons 54278 A/C Evaporator Core - Rear

Overview of Four Seasons Evaporator Core 54278

The Four Seasons Evaporator Core 54278 is designed specifically for Ford E-Series vehicles, including E-150, E-250, and E-350 models. This A/C evaporator core ensures efficient cooling performance by effectively managing refrigerant flow within the HVAC system.

• Compatible with Ford E-150, E-150 Club Wagon, E-150 Econoline, E-250, E-350, and Econoline Van models
• Part number 54278 for precise identification
• Constructed from durable aluminum material
• Plate & fin core type for optimized heat exchange
• Includes female o-ring inlet fitting (No. 8) and female springlock outlet fitting (No. 10)
• Core dimensions: 10.5 inches width, 8 inches height, approximately 3.75 inches depth
• Equipped with green o-rings [24608] and [24670] for secure sealing

Four Seasons Evaporator Core Product Line

The Four Seasons Evaporator Core product line focuses on delivering reliable HVAC components engineered for specific vehicle applications. The 54278 model is part of this line, featuring plate and fin construction that balances durability and thermal efficiency. This ensures consistent air conditioning performance in Ford E-Series vans and trucks.

Detailed Product Description

This A/C evaporator core is crafted from aluminum, providing corrosion resistance and lightweight durability. The plate and fin design enhances heat transfer, allowing the evaporator to efficiently absorb heat from the cabin air. The core measures 10.5 inches wide, 8 inches high, and approximately 3.75 inches deep, fitting precisely within the HVAC housing of compatible Ford E-Series vehicles. The inlet fitting uses a female o-ring connection with an outside diameter of No. 8, while the outlet fitting features a female springlock type with a No. 10 outside diameter. Included green o-rings ensure a tight, leak-free seal during installation.

Common Applications and Issues Addressed

• Replacement for faulty or leaking evaporator cores in Ford E-150, E-250, and E-350 models
• Restores proper air conditioning cooling performance
• Eliminates refrigerant leaks caused by corrosion or damage
• Resolves reduced airflow or inconsistent cabin temperature issues
• Prevents HVAC system contamination from deteriorated core materials

Installation Notes and Tips

• Ensure compatibility with specific Ford E-Series model and year before installation
• Inspect and replace O-rings to maintain proper sealing
• Handle the aluminum core carefully to avoid bending fins or damaging fittings
• Flush the HVAC system to remove debris before installing the new evaporator core
• Follow manufacturer torque specifications for inlet and outlet fittings

Quality Assurance and Warranty

Four Seasons manufactures the 54278 evaporator core to meet OEM standards for fit, form, and function. The aluminum construction and plate & fin design contribute to long-lasting performance. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.