BMW Mini Cooper R50 R52 R53 Petrol Engine Cooling Water Radiator 7570821

BMW Mini Cooper R50 R52 R53 Petrol Engine Cooling Water Radiator is an original cooling system component designed for Mini models with petrol-powered engines. Designed as an OEM part, it ensures stable heat dissipation from the engine, which translates into a safe operating temperature and longer component service life.

Specifications and technical data

• SKU: 7570821-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7570821
• Substitutable numbers: 17117570821, 7570821, 17107509714, 7509714, 17101475550, 1475550, BG
• Fuel type: Petrol
• Category: Fans

Purpose and compatibility

The presented radiator is dedicated to the Mini Cooper R50, R52, and R53 series with petrol engines. The OEM design guarantees a proper fit for factory mounts, connectors, and the airflow system in the engine bay, which facilitates installation and reduces the risk of leaks.

Thanks to the use of original cooling channel geometry and a properly selected heat exchange surface, this component supports stable cooling system operation both in city traffic and under higher loads on the road.

Technical and functional characteristics

The radiator works with the petrol engine cooling system, maintaining the optimal operating temperature of the power unit. The flow of liquid through the radiator core and the forced airflow from the fan and driving momentum allow for effective dissipation of excess heat.

• adapted for operation within typical temperature ranges for Mini petrol engines,
• compatibility with the factory cooling fan and cooling system accessories,
• designed for the stock power and thermal characteristics of R50/R52/R53 units.

A component configured in this way allows for maintaining repeatable cooling parameters, which is particularly important during summer heat and dynamic driving.

Condition and benefits of choosing a used part

The offered radiator comes from the used parts segment, which allows for a significant reduction in repair costs compared to a new OEM element, while maintaining the original design and fit. This solution is particularly beneficial during comprehensive service work, when you are replacing several cooling system components at the same time.

Choosing a used OEM element is a compromise between price and quality – you receive factory specifications without the need to reach for cheaper replacements with uncertain flow and heat exchange parameters.

Cooling system operation and technical knowledge

To fully utilize the potential of this radiator, it is worth ensuring the proper condition of other system elements: the fan, thermostat, hoses, and appropriate coolant. A coherent, sealed, and bled system minimizes the risk of engine overheating and uneven operation at high temperatures.

If you want to better understand how high temperatures affect the cooling system and why used radiators and fans can be a reasonable choice in terms of costs, check out the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

Expanding the Mini cooling system

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other elements from the same group, such as additional fans, fan housings, or mounting hardware, check the available parts in the Mini cooling fans category.