OE Quality
60-Day Returns

Gates CO34914 Engine Coolant Thermostat Housing Cover
Overview of Gates Coolant Outlet CO34914
The Gates Coolant Outlet Engine Coolant Thermostat Housing Cover CO34914 is designed for reliable cooling system performance in select Ford and Lincoln vehicles. Engineered from cast aluminum, this thermostat cover ensures durability and precise fitment for models like the Ford F-150 and Lincoln Navigator.
- Constructed from durable cast aluminum material
- Exact OE replacement for thermostat housing cover
- Features 2 bolt holes for secure installation
- Outlet outside diameter measures 1.76 inches
- Includes 1 seal, no gaskets required
- Compatible with Ford Expedition, F-150, F-250 Super Duty, F-350, Mark LT, and Lincoln Navigator
Detailed Product Description
This Gates Coolant Outlet thermostat housing cover (part number CO34914) is manufactured to meet original equipment specifications, ensuring a precise fit and reliable sealing. The cast aluminum construction provides strength and resistance to corrosion, which is critical for maintaining the integrity of the engine cooling system. The cover features an outlet outside diameter of 1.76 inches and an inside diameter of 1.52 inches, designed to match the original thermostat outlet dimensions. With two bolt holes, it secures firmly to the engine block, preventing coolant leaks and maintaining optimal engine temperature regulation.
The product includes one seal but does not require additional gaskets, simplifying installation and reducing the risk of leaks. This thermostat cover is an exact OE replacement, making it suitable for maintenance or repair on various Ford and Lincoln models, including the Ford F-150 Heritage and F-350 Super Duty.
About the Gates Coolant Outlet Product Line
The Gates Coolant Outlet line focuses on providing high-quality thermostat housing covers and coolant outlets that meet or exceed OEM standards. This product line emphasizes durability and precise fitment, ensuring compatibility with specific vehicle makes and models. The CO34914 is part of this line, offering a reliable solution for maintaining proper coolant flow and engine temperature control in Ford and Lincoln trucks and SUVs.
Common Applications and Issues Addressed
- Replacement of cracked or damaged thermostat housing covers
- Prevention of coolant leaks around the thermostat outlet
- Restoration of proper coolant flow to avoid engine overheating
- Repair of corrosion-related failures in the cooling system
- Maintenance of engine temperature regulation in Ford and Lincoln trucks
Installation Notes and Tips
When installing the Gates CO34914 thermostat housing cover, ensure the mating surfaces are clean and free of old sealant or debris. Use the included seal to achieve a proper seal without additional gaskets. Tighten the two bolts evenly to the manufacturer's specified torque to prevent warping or leaks. Verify coolant levels and check for leaks after installation to confirm proper fitment and function.
Quality Assurance and Warranty
The Gates Coolant Outlet CO34914 thermostat housing cover is manufactured to meet original equipment standards, providing reliable performance and durability. This part is an exact OE replacement, ensuring compatibility and quality. While specific warranty details are not provided here, Gates products typically come with a limited warranty against defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Gates |
| Part Number | CO34914 |
| Position | Coolant Outlet |
| 1 | |
| No | |
| Bolt Hole Quantity | 2 |
| By-Pass Holes | No |
| Contents | Coolant Outlet, Seal |
| Gasket Quantity | 0 |
| Material | Cast Aluminum |
| Number of Bolt Holes | 2 |
| Number of Gaskets | 0 |
| Number of Seals | 1 |
| OE Exact | Yes |
| Outlet Inside Diameter | 1.52 |
| Outlet Inside Diameter 1 (in) | 1.52 |
| Outlet Outside Diameter | 1.76 |
| Outlet Outside Diameter 1 (in) | 1.76 |
| Type | Coolant Outlet |
| Type | Thermostat Cover |
This part fits 51 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2010 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2010 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2010 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2009 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2009 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2009 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2009 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | Expedition | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-150 | 5.4L | V8 | FLEX | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-150 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-350 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Lincoln | Mark LT | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2008 | Lincoln | Navigator | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | Expedition | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-150 | 5.4L | V8 | FLEX | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-150 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-350 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Lincoln | Mark LT | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2007 | Lincoln | Navigator | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | Expedition | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-150 | 5.4L | V8 | FLEX | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-150 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-350 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Lincoln | Mark LT | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2006 | Lincoln | Navigator | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | Expedition | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-150 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-250 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-250 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-350 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-350 Super Duty | 6.8L | V10 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Ford | F-350 Super Duty | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2005 | Lincoln | Navigator | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2004 | Ford | F-150 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2004 | Ford | F-150 Heritage | 5.4L | V8 | BI-FUEL | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2004 | Ford | F-150 Heritage | 5.4L | V8 | CNG | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2004 | Ford | F-150 Heritage | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
| 2004 | Ford | F-350 | 5.4L | V8 | GAS | N/A | Thermostat housing cover with included seal.; Coolant Outlet |
* 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.