Dorman 902-004 Radiator Hose Inlet Extension

Overview of Dorman Radiator Hose Inlet Extension 902-004

The Dorman 902-004 Radiator Hose Inlet Extension is designed specifically for Ford Ranger and Mazda B2300 models. This plastic extension provides a reliable connection in the cooling system, ensuring proper coolant flow and system integrity.

• Material: Durable plastic construction
• End 1 Outside Diameter: 1.625 inches
• End 2 Inside Diameter: 1.125 inches
• Attachment Type: Hose barb for secure fitting
• Height: 4.75 inches
• Specific fit for Ford Ranger and Mazda B2300
• Package includes water pump tube

Detailed Product Description

The Dorman 902-004 radiator hose inlet extension is engineered to meet the exact specifications required for the Ford Ranger and Mazda B2300 cooling systems. Made from high-quality plastic, this part offers resistance to heat and corrosion commonly found in engine compartments. The hose barb attachment type ensures a tight and leak-free connection between the radiator hose and water pump tube. With an outside diameter of 1.625 inches on one end and an inside diameter of 1.125 inches on the other, this extension fits precisely to maintain optimal coolant flow. The 4.75-inch height provides the necessary reach to connect components without strain or misalignment.

Common Applications and Problem Solving

• Extends radiator hose inlet for improved fitment in Ford Ranger and Mazda B2300
• Replaces cracked or damaged radiator hose extensions
• Prevents coolant leaks caused by worn or ill-fitting hose connections
• Helps maintain proper coolant circulation to avoid engine overheating
• Supports water pump tube connection integrity

Installation Notes and Tips

Before installation, ensure the engine is cool to avoid burns from hot coolant. Remove the old radiator hose inlet extension carefully, inspecting surrounding hoses and clamps for wear. Use appropriate hose clamps to secure the Dorman 902-004 extension firmly on both ends. Verify that the hose barb is fully seated to prevent leaks. After installation, refill and bleed the cooling system as needed to remove air pockets and confirm proper coolant flow.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-004 radiator hose inlet extension undergoes rigorous quality control to ensure durability and performance in demanding automotive environments. While no gasket or seal is included, the part is designed for a secure hose barb connection. Warranty coverage details can be obtained from Dorman directly or through authorized distributors.