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Gates CO34877 Engine Coolant Water Outlet
Overview of Gates Coolant Outlet CO34877
The Gates Coolant Outlet CO34877 is a precision-engineered engine coolant water outlet designed for select Audi and Volkswagen models. Manufactured from durable plastic, this thermostat housing ensures reliable coolant flow and temperature regulation for your vehicle's engine cooling system.
- Constructed from high-quality plastic material for corrosion resistance
- Exact OE replacement with 8 bolt holes for secure mounting
- Includes one seal for proper sealing and leak prevention
- Multiple outlet inside diameters (1.088", 1.11", 1.269", 1.665") and outside diameters (1.3", 1.514", 1.984") for precise fitment
- Compatible with Audi and Volkswagen models including A3 Quattro, Eos, EuroVan, Golf, Jetta, R32, and TT Quattro
Product Line: Gates Coolant Outlet
The Gates Coolant Outlet product line focuses on delivering reliable thermostat housings and coolant outlets that meet exact OE specifications. This ensures proper coolant circulation and temperature control within the engine cooling system. The CO34877 part is part of this line, providing a direct replacement solution engineered to maintain optimal engine performance and prevent overheating.
Detailed Product Description
The CO34877 engine coolant water outlet is designed with multiple outlet diameters to accommodate specific coolant hose connections, ensuring a precise fit. The plastic construction offers resistance to corrosion and heat, which is critical for maintaining the integrity of the cooling system. Featuring 8 bolt holes, this thermostat housing mounts securely to the engine block, minimizing the risk of leaks. The included seal helps maintain a tight connection between the outlet and the engine, preventing coolant loss. This part is an exact OE replacement, making it suitable for maintaining factory performance and reliability in your Audi or Volkswagen vehicle.
Common Applications and Issues Addressed
- Replacement of cracked or damaged thermostat housing
- Resolving coolant leaks around the outlet area
- Preventing engine overheating due to faulty coolant flow
- Maintaining proper coolant circulation in Audi A3 Quattro and Volkswagen Golf models
- Ensuring secure coolant outlet connections in Volkswagen Jetta and TT Quattro vehicles
Installation Notes and Tips
When installing the Gates Coolant Outlet CO34877, ensure the mating surfaces are clean and free of old gasket material. Use the included seal to prevent leaks, but note that no additional gaskets are included. Tighten the 8 bolts evenly in a crisscross pattern to the manufacturer’s torque specifications to avoid warping the housing. Verify all coolant hoses match the outlet diameters for a proper fit. It is recommended to inspect the cooling system for any other worn components during installation.
Quality Assurance and Warranty
The Gates Coolant Outlet CO34877 is manufactured to meet or exceed original equipment standards, ensuring durability and reliable performance. This part is an exact OE replacement, providing confidence in fit and function. While specific warranty details are not provided here, Gates products typically come with a limited warranty against defects in material and workmanship. Consult the product packaging or manufacturer for exact warranty terms.
| Brand | Gates |
| Part Number | CO34877 |
| Position | Coolant Outlet |
| Material | Plastic |
| Outlet Outside Diameter | 1.3 |
| Outlet Outside Diameter | 1.514 |
| Outlet Outside Diameter | 1.984 |
| Bolt Hole Quantity | 8 |
| Type | Thermostat housing |
| Gasket Quantity | 0 |
| Outlet Inside Diameter | 1.088 |
| Outlet Inside Diameter | 1.11 |
| Outlet Inside Diameter | 1.269 |
| Outlet Inside Diameter | 1.665 |
| 9841 | 1 |
| 9848 | No |
| By-Pass Holes | No |
| Contents | Coolant outlet, seal |
| Number of Bolt Holes | 8 |
| Number of Gaskets | 0 |
| Number of Seals | 1 |
| OE Exact | Yes |
| Outlet Inside Diameter 1 (in) | 1.269 |
| Outlet Inside Diameter 2 (in) | 1.088 |
| Outlet Inside Diameter 3 (in) | 1.11 |
| Outlet Inside Diameter 4 (in) | 1.665 |
| Outlet Outside Diameter 1 (in) | 1.514 |
| Outlet Outside Diameter 2 (in) | 1.3 |
| Outlet Outside Diameter 3 (in) | 1.3 |
| Outlet Outside Diameter 4 (in) | 1.984 |
| Type | Coolant outlet |
This part fits 27 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2009 | Audi | A3 Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2008 | Audi | A3 Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2008 | Volkswagen | Eos | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2008 | Volkswagen | R32 | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2007 | Audi | A3 Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2007 | Volkswagen | Eos | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2006 | Audi | A3 Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2006 | Audi | TT Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2005 | Audi | TT Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2005 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2004 | Audi | TT Quattro | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2004 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2004 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2004 | Volkswagen | R32 | 3.2L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2003 | Volkswagen | EuroVan | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2003 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2003 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2002 | Volkswagen | EuroVan | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2002 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2002 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2001 | Volkswagen | EuroVan | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2001 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2001 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2000 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 2000 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 1999 | Volkswagen | Golf | 2.8L | V6 | GAS | N/A | Thermostat Housing; Seal included; Coolant Outlet |
| 1999 | Volkswagen | Jetta | 2.8L | V6 | GAS | N/A | Thermostat Housing; 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.