Ford Transit Mk7 Engine Water Coolant Pump 2.2 TDCi 6C1Q-8K500-AG

Ford Transit Mk7 Engine Water Coolant Pump 2.2 TDCi is an original cooling system component designed for diesel units, ensuring stable coolant circulation in the diesel engine. Thanks to the factory Ford design, the pump works with standard engine accessories, which facilitates installation and allows for maintaining the designed thermal parameters. This is a practical solution for users who want to restore the proper operation of the cooling system without the costly replacement of the entire assembly.

Specifications and technical data

• SKU: 6C1Q-8K500-AG-4
• Mark: Ford
• Condition: Used
• OEM Part Number: 6C1Q-8K500-AG
• Substitutable numbers: 6C1Q8K500AG, 6 C1Q 8K5 00 AG, 6C1Q-8K500-AG
• Fuel type: Diesel
• Part type: Engine Water Pump
• Category: Water Pumps

Purpose and role in the cooling system

The presented water pump belongs to the Water pumps category and is used in Ford Transit Mk7 diesel engines with the 2.2 TDCi unit. It is responsible for forcing the circulation of coolant between the engine block, cylinder head, and radiator, which allows for maintaining a stable operating temperature during operation under load, in city traffic, and during long-distance highway driving.

An efficient water pump reduces the risk of overheating, local cylinder head overheating, and accelerated wear of cooperating components. In the case of diesel engines, where thermal loads are higher, the proper efficiency of the pump has a direct impact on the durability of the power unit.

Construction, fitment, and installation

The pump was designed as a factory Ford component, which means precise fitment to the mounting points on the engine block and compatibility with the standard drive and cooling system hoses. As a result, the mechanic does not need to perform any modifications or use additional adapters – the installation proceeds in accordance with the manufacturer's service procedures.

The original construction ensures a properly selected impeller geometry and flow channels, which translates into the correct pressure and circulation efficiency. This is particularly important in 2.2 TDCi engines, where the cooling system is tuned to the specific operating parameters of the diesel unit.

Operating characteristics in a diesel engine

Diesel engines generate higher combustion pressures and greater thermal loads than gasoline units, which is why the water pump must ensure stable flow across a wide RPM range. Using a dedicated pump for the 2.2 TDCi engine allows for maintaining:

• even cooling of the block and cylinder head across the entire load range,
• the appropriate operating temperature for the injection system and accessories,
• safe operating conditions when towing, driving with a load, and in city traffic.

Thanks to this, the cooling system maintains stability, and the engine can operate within the optimal temperature range, which promotes the durability and proper refinement of the diesel unit.

Condition, verification, and service application

The pump comes from dismantling and is offered as a used component, which is a cost-effective solution for maintenance repairs of the Ford Transit Mk7. This type of part is suitable both for the typical replacement of a worn-out element and for larger service tasks related to the cooling system or engine overhaul.

Before installation, the standard service procedure is recommended: checking the system for leaks, verifying the condition of hoses and the thermostat, and proper bleeding after filling with fresh coolant. Such an approach allows for fully utilizing the pump's potential and reducing the risk of repeated interventions in the system.

Technical support and part selection

The water pump is a component linked to other powertrain and cooling system parts, which is why during major repairs, it is worth paying attention to the correct selection of parts based on the manufacturer's markings. In case of doubts regarding compatibility with a specific version of the diesel engine, catalog data and factory markings can be helpful.

If you want to better understand the relationships between the fuel system and the operating temperature of a diesel unit, component diagnostics, and part selection based on manufacturer markings, it is worth checking out our expert guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as housings, seals, or additional pump drive elements, check out the available parts in the Ford Water pumps category.