Dayco 71733 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71733

The Dayco Curved Radiator Hose 71733 is designed specifically for Ford E-250 Econoline Club Wagon, E-350 Econoline, and E-350 Econoline Club Wagon models. This radiator coolant hose features a dual inside diameter design and is constructed from durable EPDM material to withstand typical engine cooling system demands.

• Constructed from EPDM for heat and chemical resistance
• Dual inside diameter hose: 1 1/2 inch and 1 9/16 inch ends
• Black color for standard OEM appearance
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 11 inches for precise fitment
• Compatible with Ford E-250 and E-350 Econoline models

Detailed Product Description

The Dayco Curved Radiator Hose 71733 is engineered to replace original equipment hoses on select Ford Econoline vehicles. Made from EPDM (ethylene propylene diene monomer), this hose offers reliable resistance to heat, ozone, and coolant chemicals, ensuring long service life. The dual inside diameter design accommodates different connection points, with one end measuring 1 1/2 inches and the other 1 9/16 inches, providing a secure and leak-free fit. The hose does not include a heat shield or protective sleeve but complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for coolant system applications. Its 11-inch trunk height allows for proper routing within the engine bay of Ford E-250 Econoline Club Wagon, E-350 Econoline, and E-350 Econoline Club Wagon models.

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses shaped to fit specific vehicle cooling system layouts. This product line addresses the need for precise curvature and diameter variations to ensure proper coolant flow and fitment without modification. The 71733 part is a representative example, designed to meet the exact specifications required by Ford Econoline vans, maintaining OEM standards for performance and durability.

Common Applications and Problem Solving

• Replacement of cracked or leaking radiator coolant hoses
• Resolving coolant leaks caused by hose deterioration
• Addressing improper fitment issues with generic hoses
• Preventing overheating due to compromised coolant flow
• Maintaining engine cooling system integrity on Ford E-250 and E-350 Econoline models

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to avoid burns. Inspect hose clamps and replace if corroded or damaged. Verify the correct orientation of the dual inside diameter ends during installation to match the vehicle’s radiator and engine fittings. Tighten clamps securely to prevent leaks but avoid over-tightening which can damage the hose. After installation, check for leaks by running the engine and monitoring coolant flow.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71733 to meet industry SAE specifications, ensuring compatibility and durability. The EPDM material and construction standards provide resistance to heat and coolant chemicals. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed quality assurance to support reliable performance in Ford E-250 Econoline Club Wagon, E-350 Econoline, and E-350 Econoline Club Wagon vehicles.