Ford B-Max Water Coolant Hose Pipe Line C1B1-18K580-CA

Ford Fiesta Mk7 coolant hose pipe water pipe is an original cooling system component, designed for precise coolant flow in the engine. A used OEM part ensures a factory fit for the Ford Fiesta Mk7, facilitating installation and reducing the risk of leaks.

Specifications and technical data

• SKU: 1781999
• Mark: Ford
• Condition: Used
• OEM Part Number: 1781999
• Substitutable numbers: 1781999, C1B1-18K580-CA, C1B118K580CA
• Part type: Hose
• Category: Coolant Hoses

Technical characteristics of the cooling system hose

The Ford Fiesta Mk7 coolant water hose belongs to the Cooling system hoses and pipes category, meaning it is responsible for safe and stable fluid transfer between system components. The appropriately shaped pipe ensures:

• Proper coolant flow under typical engine loads, without unnecessary turbulence or restrictions.
• Stable connection to spigots thanks to factory diameters and end shapes.
• Reduced vibrations and stresses in the cooling system, contributing to the durability of other components.

Original Ford Part – Fit and Compatibility

As a Ford component, the hose has been designed specifically for the engine bay geometry of the Fiesta Mk7 model. This means:

• Factory routing of the hose – no need for modifications, bending, or shortening.
• Compatibility with original clamps and mountings used in the Ford Fiesta Mk7 cooling system.
• Material consistency with other system components, helping to maintain predictable behavior under temperature changes.

This ensures an organized installation process and reduces the risk of leaks due to poor fit.

Used Condition and Practical Benefits of Choosing OEM

The component is offered in used condition, allowing for an economical repair of the cooling system while maintaining the original manufacturer's specifications. Compared to random aftermarket replacements, a used OEM hose offers:

• Factory geometry and length, consistent with Ford's design.
• No need for adaptation of other cooling system components.
• Better predictability of system operation under typical operating conditions.

If you want to learn more about the arguments for choosing original parts, check out the guide 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Replacement, where you'll find practical examples and selection criteria.

Role of the Hose in the Cooling System and High-Temperature Operation

A correctly selected coolant water hose is crucial for maintaining stable engine operating temperature, especially during hot summer weather. The appropriate diameter and shape of the hose help to:

• Ensure even fluid circulation between the radiator and the engine.
• Reduce the risk of overheating during city driving and in traffic jams.
• Maintain the efficiency of the entire cooling system under prolonged thermal load.

If you want to better understand how summer conditions affect the cooling system and how to wisely use used parts, check out our guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.

Selection and Other Ford Cooling System Hoses and Pipes

When replacing a single hose, it's advisable to check the condition of other components in the same line to maintain consistent operation of the entire cooling system. If you need other cooling system hoses and pipes for Ford, use the Ford Cooling System Hoses and Pipes category, where you'll find matching OEM components for various models of this brand.

Summary

The Ford Fiesta Mk7 coolant hose pipe water pipe is a practical solution for drivers who want to restore proper coolant circulation while maintaining factory installation parameters. A used, original Ford part supports stable cooling system operation, facilitates installation without modifications, and offers a sensible compromise between repair cost and adherence to the manufacturer's design.