HomeBelts and Cooling > Thermostat and HousingGates CO34756 Engine Coolant Thermostat / Water Outlet Assembly
Part #: CO34756

Gates CO34756 Engine Coolant Thermostat / Water Outlet Assembly

Coolant Outlet
⚙️ 30 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$141.92Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Coolant Outlet
🚗Fitment: Ford and Mazda, Ranger, B4000, Explorer Sport Trac, Explorer, and Explorer Sport
🔄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 CO34756

The Gates Coolant Outlet CO34756 is engineered for reliable engine cooling system performance in select Ford and Mazda vehicles. Designed as an engine coolant thermostat and water outlet assembly, this part ensures proper coolant flow and temperature regulation for models like the Ford Explorer and Mazda B4000.

  • Material: Durable plastic construction
  • Includes coolant outlet, seals, and thermostat
  • Three bolt holes for secure mounting
  • By-pass holes included for optimized coolant circulation
  • Multiple outlet diameters for precise fitment
  • Compatible with Ford B4000, Explorer, Explorer Sport, Explorer Sport Trac, and Ranger

Detailed Product Features and Specifications

The Gates Coolant Outlet CO34756 features a plastic body designed to withstand engine heat and pressure. It includes two seals and a thermostat to regulate coolant flow effectively. The assembly has three bolt holes for secure installation and incorporates by-pass holes with inside and outside diameters of 0.892 and 1.072 inches respectively, allowing for controlled coolant circulation. The outlet diameters vary, with outside diameters of 0.715 and 1.494 inches and inside diameters of 0.545 and 1.18 inches, ensuring compatibility with specific cooling system configurations.

About the Gates Coolant Outlet Product Line

The Gates Coolant Outlet line focuses on providing reliable coolant outlet assemblies that integrate thermostat and water outlet functions. This product line is designed to meet the cooling system requirements of various vehicle makes and models, offering components that maintain engine temperature and prevent overheating. The CO34756 is part of this line, delivering a precise fit and functional design for Ford and Mazda trucks and SUVs.

Applications and Common Issues Addressed

  • Replacement for worn or cracked coolant outlet assemblies
  • Resolves coolant leaks around the thermostat housing
  • Prevents engine overheating due to thermostat failure
  • Addresses coolant flow restrictions caused by damaged outlets
  • Restores proper coolant circulation in Ford Explorer and Mazda B4000 cooling systems

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove the old coolant outlet assembly carefully to avoid damaging surrounding components. Verify that the three bolt holes align correctly and that the seals are properly seated to prevent leaks. Use the included thermostat and seals for a complete replacement. Check for proper coolant flow and system pressure after installation.

Quality Assurance and Warranty

Gates manufactures the CO34756 coolant outlet assembly 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 compatible Ford and Mazda vehicles. Please consult product documentation or contact Gates for specific warranty details.

BrandGates
Part NumberCO34756
PositionCoolant Outlet
.892
1.072
2
Yes
Bolt Hole Quantity3
By-Pass HolesYes
By-Pass Inside Diameter (in).892
By-Pass Outside Diameter (in)1.072
ContentsCoolant Outlet, Seals, Thermostat
Gasket Quantity0
MaterialPlastic
Number of Bolt Holes3
Number of Gaskets0
Number of Seals2
OE ExactNo
Outlet Inside Diameter.545
Outlet Inside Diameter1.18
Outlet Inside Diameter 1 (in)1.18
Outlet Inside Diameter 2 (in).545
Outlet Outside Diameter.715
Outlet Outside Diameter1.494
Outlet Outside Diameter 1 (in)1.494
Outlet Outside Diameter 2 (in).715
TypeCoolant Outlet
TypeCoolant Outlet Assembly

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2011FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2010FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2010MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2009FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2009MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2008FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2008MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2007FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2007MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2006FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2006MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2005FordExplorer Sport Trac4.0LV6FLEXN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2005FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2005FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2005MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2004FordExplorer Sport Trac4.0LV6FLEXN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2004FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2004FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2004MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2003FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2003FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2003MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2002FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2002FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2002MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2001FordExplorer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; W/Clip-In Sensor; OE Temperature; Seal included; Coolant Outlet
2001FordExplorer Sport4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; W/Clip-In Sensor; OE Temperature; Seal included; Coolant Outlet
2001FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; W/Clip-In Sensor; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2001FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; W/Clip-In Sensor; OE Temperature; Seal included; Coolant Outlet
2001MazdaB40004.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; 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:

1F82151724L5Z 8592 AA8156738156768528685673902-061902-895CH2061CH5286RH165

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