Denso 221-9494 Radiator

Overview of the Denso Radiator for Ford Explorer

The Denso radiator part number 221-9494 is designed specifically for Ford Explorer models, providing reliable cooling performance. Engineered with precise core dimensions, this radiator supports efficient heat dissipation to maintain optimal engine temperature.

• Core Height: 18.875 inches
• Core Width: 28.75 inches
• Core Thickness: 1.0625 inches
• Inlet Diameter: 1.5 inches
• Outlet Diameter: 1.5 inches
• Transmission Oil Cooler: Not included

Detailed Radiator Specifications and Design

This Denso radiator (221-9494) features a core height of 18.875 inches and a width of 28.75 inches, providing a substantial surface area for effective heat exchange. The core thickness of just over one inch (1.0625) ensures a balance between cooling capacity and fitment within the engine bay. Both the inlet and outlet diameters measure 1.5 inches, compatible with the Ford Explorer’s cooling system hoses. Note that this radiator does not include a transmission oil cooler, so it is intended for models where the transmission cooler is separate or integrated elsewhere.

Compatible Vehicles and Applications

This radiator is compatible with Ford Explorer vehicles, matching OEM specifications for direct replacement. The part number 221-9494 ensures proper fitment and function within the Explorer’s cooling system, helping to maintain engine temperature under various driving conditions.

• Overheating issues due to radiator core damage or clogging
• Coolant leaks from cracked or corroded radiator tanks
• Reduced cooling efficiency from bent or damaged fins
• Replacement during routine maintenance or engine rebuilds
• Restoring proper coolant flow and temperature regulation

Installation Notes and Tips

When installing the Denso radiator 221-9494 on a Ford Explorer, ensure all hose connections match the 1.5-inch inlet and outlet diameters for a secure fit. Inspect and replace any worn or damaged hoses and clamps during installation. Properly bleed the cooling system after installation to remove air pockets and verify there are no leaks. It is recommended to check the radiator mounting points for corrosion or damage and replace any faulty hardware to maintain secure placement.

Quality Assurance and Warranty Information

Denso radiators are manufactured to meet or exceed OEM standards, ensuring durability and performance. While specific warranty details for part number 221-9494 should be confirmed at the point of purchase, Denso typically offers coverage against defects in materials and workmanship. Using this radiator in your Ford Explorer supports maintaining the vehicle’s cooling system integrity and operational reliability.