Mini Cooper D R55 R56 LCI R58 Diesel N47N Coolant Water Hose Pipe Line 7811782

The Mini Cooper D R55 R56 LCI R58 Diesel N47N Water Hose Pipe Tube is an original cooling system component designed for Mini diesel engines from the N47N family. Its factory-fit design ensures stable coolant flow and proper integration with other system components. This is a practical solution for users looking to restore cooling efficiency without compromising compatibility.

Specifications and technical data

• SKU: 7811782-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7811782
• Substitutable numbers: 7811782, 17127811782, 64509184102, 9184102, 64509119701, 9119701, 64536982874, 6982874, 64536911946, 6911946, 51203449056, 3449056, 51203330984, 3330984
• Fuel type: Diesel
• Category: Coolant Hoses

Purpose and Role in the Cooling System

The presented water hose is a part of the Cooling System Hoses and Pipes category, responsible for transporting coolant between the components of a diesel engine. In Mini Cooper D R55, R56 LCI, and R58 models with the N47N engine, it maintains proper fluid circulation, which translates to stable engine operating temperature and protection against overheating.

A correctly selected water hose minimizes the risk of leaks, system pressure drops, and localized overheating that can lead to costly failures. Using an original part preserves the factory routing geometry of the hose, which is crucial given the limited space in the Mini engine bay.

Benefits of Using an Original Water Hose

Using this water hose in a Mini Cooper D diesel engine offers a range of practical technical benefits:

• factory fit for the N47N engine cooling system, with no need for modifications or diameter adjustments,
• preservation of the correct hose routing, reducing the risk of abrasion and contact with hot components,
• compatibility with original connectors and clamps used in the Mini cooling system,
• maintenance of stable operating temperature for the diesel engine, contributing to its durability.

As a result, the hose is a functional service solution for users aiming to restore proper cooling system operation after a failure or fluid leak.

Product Characteristics and Fitment

The hose has been designed with the specific needs of Mini diesel engines in mind, where the cooling system operates under increased thermal load. The hose construction is adapted for use with Diesel fuel, ensuring appropriate resistance to coolant temperature and the conditions within the engine bay.

As a used part, the hose offers an economical alternative to new components, allowing for reduced repair costs while maintaining original assembly specifications. This is a particularly advantageous solution for comprehensive cooling system work where multiple components are replaced simultaneously.

Professional Installation and Operation

To fully leverage the potential of this water hose, installation according to Mini service procedures is recommended, ensuring proper clamp torque and bleeding of the cooling system after replacement. A correctly installed hose supports stable cooling system operation in both city driving and on longer journeys.

During operation, it is advisable to periodically check the condition of the cooling system hoses and pipes, especially in diesel-engined vehicles where thermal loads are higher. Early replacement of worn parts helps prevent sudden leaks and engine overheating.

If you are planning comprehensive maintenance of your Mini's cooling system and also need other parts from the same group, such as additional hoses, return pipes, or sections connecting the radiator to the engine, check the available parts in the Mini Cooling System Hoses and Pipes category.

During periods of high temperatures, maintaining the full efficiency of the cooling system is particularly important. Practical tips on the impact of summer heat on the radiator, fans, and the entire coolant circuit can be found in our guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings, which will help you better plan your car's service.