Ford Transit Mk6 2.4 Diesel Oil Cooler Coolant Thermostat Housing YC1Q-9K478BB

Ford Transit Mk6 2.4 Diesel Oil Cooler Coolant Thermostat Housing is a component from the Thermostats and housings category, designed for the cooling system in diesel engines. It enables stable thermostat operation, ensuring proper coolant circulation and supporting safe operating conditions for the power unit. This is a practical solution for users looking for a proven, used part to service their Transit.

Specifications and technical data

• SKU: YC1Q-9K478BB
• Mark: Ford
• Condition: Used
• OEM Part Number: YC1Q-9K478BB
• Substitutable numbers: YC1Q9K478BB, YC1Q-9K478BB
• Fuel type: Diesel
• Category: Thermostats & Housings

Purpose and function in the cooling system

The coolant thermostat housing in the Transit 6 model with a 2.4 Diesel engine is responsible for the precise seating of the thermostat and a tight connection with the cooling system hoses. A correctly selected component helps maintain the optimal engine operating temperature, which translates into stable performance, reduced component wear, and proper interaction with the diesel fuel system.

Thanks to its proper design, the housing supports:

• control of coolant flow between the engine and the radiator,
• maintenance of the appropriate operating temperature under various load conditions,
• reduction of the risk of engine overheating.

Technical characteristics and fitment

The presented housing belongs to the Thermostats and housings category, which means it has been designed specifically for operation in the immediate vicinity of the thermostat and cooling system components. The design is intended for use with a diesel engine, which is significant due to the thermal characteristics of diesel units and typical operating temperature ranges.

Proper fitment for a specific version of the Ford Transit allows for:

• maintaining the factory geometry of connections with cooling hoses,
• proper sealing of connections and reduction of leaks,
• efficient installation in place of the original housing without the need for modifications.

Condition of the component and practical aspects

The coolant thermostat housing is offered as a used part, which represents a reasonable compromise between cost and functionality. This type of component, provided it maintains proper tightness and is free of installation damage, can continue to work effectively in the cooling system, ensuring correct thermal conditions for the diesel engine.

Choosing a used housing is particularly beneficial in the case of:

• maintenance repairs in fleet vehicles,
• servicing older Transit models,
• optimizing maintenance costs while maintaining the functionality of the cooling system.

Benefits of using an original Ford housing

Using components from the same brand as the vehicle promotes structural and assembly consistency. The original Ford coolant thermostat housing ensures proper fitment to sockets, connectors, and mounting points, which facilitates installation and reduces the risk of leaks. For the user, this means stable cooling system operation and a lower probability of unplanned vehicle downtime.

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 thermostat housings, connection bodies, or mounting elements, check the available parts in the Ford Thermostats and housings category.

Additional information and technical support

When selecting a thermostat housing for a specific version of the Transit, it is worth paying attention to the type of diesel power unit and the cooling system configuration for the given model year. If necessary, it may be helpful to compare the shape of the body, the arrangement of the connectors, and the mounting method with the component currently installed in the vehicle.

For users interested in the broader context of using original, used components in premium class vehicles, an article describing the advantages of such solutions may be useful – more information can be found in the material Mercedes – comfort, prestige, and durability. Why is it worth choosing original used parts?.