Ford Fiesta Mk5 Lower Radiator Pipe Hose Line 2.0 Duratec 5S6Y-8B273-AB

Ford Fiesta Mk5 Lower Radiator Pipe Hose Line 2.0 Duratec is an original component from the Cooling system pipes and hoses group, designed for operation in the 2.0 Duratec petrol engine cooling system. This used OEM part ensures factory geometric fit, stable coolant flow, and predictable performance under thermal load.

Specifications and technical data

• SKU: 1337652
• Mark: Ford
• Condition: Used
• OEM Part Number: 1337652
• Substitutable numbers: 5S6Y-8B273-AB, 5S6Y8B273AB, 1337652
• Part type: Pipe
• Category: Coolant Hoses

Purpose and function in the cooling system

The lower radiator hose in the Ford Fiesta Mk5 is responsible for transporting coolant between the radiator and the engine, operating in an area of elevated temperature and variable pressure. The properly selected shape and diameter of the hose reduce pressure drops, stabilize flow, and support uniform heat dissipation from the power unit.

The original design of the hose minimizes the risk of collision with other engine bay components, which is particularly important during suspension operation and engine vibrations. As a result, the cooling system maintains proper tightness and resistance to material fatigue under typical operating conditions.

Benefits of using an original Ford hose

Using a factory lower radiator hose in the 2.0 Duratec engine translates into a number of practical advantages:

• secure fit to the radiator and engine ports without the need for modifications,
• preservation of the original hose routing geometry in the engine bay,
• compatibility with factory clamps and mounts,
• stable cooling system operation within typical operating temperature ranges.

Thanks to this, installation is efficient, and the risk of leaks resulting from improper positioning or hose tension is reduced. This used OEM part is a reasonable compromise between cost and maintaining performance parameters close to factory specifications.

Component condition and installation aspects

The hose comes from dismantling and is offered as a used component, which allows for an economical repair of the cooling system while maintaining the manufacturer's original specifications. Before installation, a standard visual inspection for any signs of wear is recommended, in accordance with good service practice.

The lower radiator hose is a typical service component, the replacement of which may be necessary during work related to the radiator, thermostat, or after frontal collisions. Proper positioning of the hose and correct tightening of the clamps are crucial for maintaining the tightness of the entire system.

Technical support and additional information

During periods of high temperatures, it is particularly important to maintain the efficiency of the cooling system. If you want to better understand how summer conditions affect the operation of the radiator, hoses, and fans, and how to reasonably use used parts, check out the guide "Summer heat vs. cooling system: used radiators and fans as a guarantee of savings".

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other elements from the same group, such as flexible hoses, rigid pipe sections, or cooling system connectors, check the available parts in the Ford cooling system pipes and hoses category.

To reduce vehicle downtime in the workshop and finish work on the cooling system faster, it is worth using warehouses offering a wide selection of components in one place – you can find more on this topic in the article on shortening repair times thanks to a wide assortment from a single warehouse.