OE Quality
60-Day Returns

Dorman 902-1009 Engine Coolant Thermostat Housing
Overview of Dorman Engine Coolant Thermostat Housing 902-1009
The Dorman 902-1009 engine coolant thermostat housing is designed specifically for Ford Focus models, providing a reliable connection point for your vehicle's cooling system. Constructed from durable black plastic, this thermostat housing ensures proper coolant flow and system integrity.
- Material: High-quality black plastic for corrosion resistance
- Outlet port diameter: 1.25 inches for precise coolant flow
- Mounting holes: 3 holes with 0.313-inch diameter for secure installation
- Housing neck angles: 30 and 90 degrees to fit specific coolant routing
- Does not include thermostat, gasket, bolts, or O-rings
Detailed Product Description
The Dorman 902-1009 thermostat housing is engineered to meet the exact specifications required for Ford Focus vehicles. Its plastic construction offers resistance to corrosion and heat, which is essential for maintaining the cooling system's efficiency. The housing features three mounting holes, each with a diameter of 0.313 inches, ensuring a stable and secure fit. The outlet port diameter of 1.25 inches allows for proper coolant flow, while the dual housing neck angles of 30 and 90 degrees accommodate the specific coolant hose routing in the Ford Focus engine bay. This part does not include a thermostat, gasket, bolts, or O-rings, so these components must be sourced separately during installation.
Compatible Vehicles and Common Applications
This engine coolant thermostat housing is compatible with Ford Focus models, making it a suitable replacement part for maintaining your vehicle's cooling system. It is commonly used to address issues such as:
- Cracked or damaged thermostat housing causing coolant leaks
- Overheating due to improper coolant flow
- Corrosion or wear compromising the housing integrity
- Loose or broken mounting points affecting coolant system stability
- Replacement during routine cooling system maintenance
Installation Notes and Tips
- Ensure the engine is cool before beginning installation to avoid burns
- Inspect and replace the thermostat, gasket, and mounting bolts as needed since they are not included
- Clean the mounting surface thoroughly to prevent leaks
- Torque mounting bolts to manufacturer specifications to avoid damage
- Check coolant levels and system pressure after installation
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-1009 thermostat housing undergoes rigorous quality control to ensure durability and performance in Ford Focus vehicles. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Dorman |
| Part Number | 902-1009 |
| Air Vent (Bleeder Valve) | No |
| Bolts Included | No |
| Color | Black |
| Gasket Or Seal Included | No |
| Housing Neck Angle (┬░) | 30; 90 |
| Material | Plastic |
| Mounting Hole Diameter | 0.313 |
| Mounting Hole Quantity | 3 |
| O Rings Included | Not Required |
| Outlet Port Diameter | 1.25 |
| Package Contents | Thermostat Housing |
| Thermostat Included | No |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Ford | Focus | 2.0L | L4 | N/A | Engine coolant thermostat housing for cooling system. |
| 2003 | Ford | Focus | 2.0L | L4 | N/A | Engine coolant thermostat housing for cooling system. |
| 2002 | Ford | Focus | 2.0L | L4 | N/A | Engine coolant thermostat housing for cooling system. |
| 2001 | Ford | Focus | 2.0L | L4 | N/A | Engine coolant thermostat housing for cooling system. |
| 2000 | Ford | Focus | 2.0L | L4 | N/A | Must Use 2001-03 Hose to Coolant Reservoir; Cover |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.