HomeBelts and Cooling > Thermostat and HousingGates CO34838 Engine Coolant Thermostat / Water Outlet Assembly
Part #: CO34838

Gates CO34838 Engine Coolant Thermostat / Water Outlet Assembly

Coolant Outlet
⚙️ 7 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Coolant Outlet
🚗Fitment: Ford and Lincoln, LS and Thunderbird
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Gates Coolant Outlet CO34838

The Gates Coolant Outlet CO34838 is designed for reliable engine cooling system performance in Ford LS and Lincoln Thunderbird vehicles. This engine coolant thermostat and water outlet assembly ensures proper coolant flow and temperature regulation to maintain optimal engine operation.

  • Material: Durable plastic construction
  • Includes coolant outlet, seals, and thermostat
  • Four bolt holes for secure mounting
  • Multiple outlet diameters for precise fitment (.39", .78", 1.6" outside; .24", .65", 1.4" inside)
  • Two seals included for leak prevention
  • No by-pass holes, designed for specific coolant flow paths

Detailed Product Description

The Gates Coolant Outlet from the Coolant Outlet product line is engineered to meet the cooling system requirements of select Ford and Lincoln models, specifically the Ford LS and Lincoln Thunderbird. This assembly combines the engine coolant thermostat and water outlet into a single unit, constructed from high-quality plastic to resist corrosion and wear. The part features four bolt holes for secure installation and multiple outlet diameters, including outside diameters of .39, .78, and 1.6 inches, and inside diameters of .24, .65, and 1.4 inches, ensuring compatibility with the vehicle's cooling system hoses and components. The assembly includes two seals to maintain a tight, leak-free connection, although it does not include gaskets or by-pass holes, reflecting its design for specific coolant routing.

About the Gates Coolant Outlet Product Line

The Coolant Outlet product line by Gates focuses on providing integrated coolant outlet assemblies that combine the thermostat and water outlet functions. This approach simplifies replacement and helps maintain precise coolant flow control. The CO34838 model exemplifies this line's emphasis on fitment accuracy and material durability, tailored for Ford LS and Lincoln Thunderbird applications.

Common Applications and Issues Addressed

  • Replacement of worn or cracked coolant outlet assemblies
  • Resolving coolant leaks around the thermostat housing
  • Restoring proper coolant flow to prevent engine overheating
  • Addressing thermostat failure affecting engine temperature regulation
  • Eliminating coolant contamination due to faulty seals

Installation Notes and Tips

Ensure the engine is cool before beginning installation to avoid injury. Verify that the four bolt holes align correctly with the vehicle’s mounting points. Inspect and clean the mating surfaces to ensure a proper seal. Use the included seals to prevent leaks, but note that no gaskets are included with this assembly. Proper torque specifications should be followed to avoid damage to the plastic housing.

Quality Assurance and Warranty

The Gates Coolant Outlet CO34838 is manufactured to meet industry standards for durability and performance. While this part is not an exact OE replacement, it is engineered to provide reliable service in Ford LS and Lincoln Thunderbird vehicles. Warranty information is subject to the manufacturer’s terms and should be verified at the time of purchase.

BrandGates
Part NumberCO34838
PositionCoolant Outlet
MaterialPlastic
Outlet Outside Diameter.39
Outlet Outside Diameter.78
Outlet Outside Diameter1.6
Bolt Hole Quantity4
TypeCoolant outlet assembly
Gasket Quantity0
Outlet Inside Diameter.24
Outlet Inside Diameter.65
Outlet Inside Diameter1.4
98412
9848No
By-Pass HolesNo
ContentsCoolant outlet, seals, thermostat
Number of Bolt Holes4
Number of Gaskets0
Number of Seals2
OE ExactNo
Outlet Inside Diameter 1 (in)1.4
Outlet Inside Diameter 2 (in)1.4
Outlet Inside Diameter 3 (in).65
Outlet Inside Diameter 4 (in).24
Outlet Inside Diameter 5 (in).24
Outlet Outside Diameter 1 (in)1.6
Outlet Outside Diameter 2 (in)1.6
Outlet Outside Diameter 3 (in).78
Outlet Outside Diameter 4 (in).39
Outlet Outside Diameter 5 (in).39
TypeCoolant outlet

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2006LincolnLS3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2005FordThunderbird3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2005LincolnLS3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2004FordThunderbird3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2004LincolnLS3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2003FordThunderbird3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; Coolant Outlet
2003LincolnLS3.9LV8GASN/ACoolant Outlet Assembly with Thermostat; 192 Degree; Seal included; 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:

3W4Z 8592 AA86042902-783902-903TA2783

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.