HomeBelts and Cooling > Thermostat and HousingGates CO34737 Engine Coolant Water Outlet - Upper
Part #: CO34737

Gates CO34737 Engine Coolant Water Outlet - Upper

Coolant Outlet, Upper
⚙️ 31 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Coolant Outlet, Upper
🚗Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, Mountaineer, and Explorer Sport
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Engine Coolant Water Outlet for Ford and Mercury Vehicles

The Gates Coolant Outlet CO34737 is designed to provide a durable and precise fit for select Ford and Mercury models. Engineered from high-quality plastic, this coolant outlet ensures efficient coolant flow and helps maintain optimal engine temperature.

  • Material: Durable plastic construction
  • Outlet Outside Diameter: 1.49 inches
  • Outlet Inside Diameter: 1.151 inches
  • Number of Bolt Holes: 3 for secure mounting
  • Includes 1 seal for leak prevention
  • No by-pass holes included
  • Compatible with Ford Explorer, Explorer Sport, Explorer Sport Trac, and Mercury Mountaineer

About the Gates Coolant Outlet Product Line

The Gates Coolant Outlet line focuses on providing reliable engine coolant water outlets that meet the demands of modern cooling systems. This product line emphasizes precision fit and material quality to ensure proper coolant circulation and engine protection. The CO34737 model is part of this line, offering a plastic outlet designed to match specific vehicle requirements without including additional gaskets, relying on the included seal for a secure connection.

Product Details and Specifications

The Gates CO34737 engine coolant water outlet features a plastic body with an outside diameter of 1.49 inches and an inside diameter of 1.151 inches, designed to fit securely with three bolt holes. It includes one seal to help prevent leaks but does not come with additional gaskets or by-pass holes. This part is not an exact OE replacement but is engineered to provide a reliable alternative for cooling system maintenance on compatible Ford and Mercury vehicles.

Common Applications and Problem Solving

  • Replacement of cracked or damaged coolant outlets
  • Resolving coolant leaks around the water outlet area
  • Addressing overheating issues caused by coolant flow restrictions
  • Maintaining proper coolant circulation in Ford Explorer and Mercury Mountaineer models
  • Upgrading worn or deteriorated plastic outlets in the cooling system

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove the old coolant outlet carefully to avoid damaging surrounding components. Clean the mounting surface thoroughly before installing the new Gates CO34737 outlet. Use the included seal and tighten the three bolts evenly to the manufacturer's torque specifications to prevent leaks. Verify coolant levels and check for leaks after installation.

Quality Assurance and Warranty

Gates is a recognized brand in automotive cooling components, and the CO34737 coolant outlet is manufactured to meet industry standards for durability and fitment. While this part is not an exact OE replacement, it is engineered for reliable performance in compatible Ford and Mercury vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandGates
Part NumberCO34737
PositionCoolant Outlet, Upper
1
No
Bolt Hole Quantity3
By-Pass HolesNo
ContentsCoolant Outlet, Seal
Gasket Quantity0
MaterialPlastic
Number of Bolt Holes3
Number of Gaskets0
Number of Seals1
OE ExactNo
Outlet Inside Diameter1.151
Outlet Inside Diameter 1 (in)1.151
Outlet Outside Diameter1.49
Outlet Outside Diameter 1 (in)1.49
TypeCoolant Outlet
TypeCoolant Outlet

This part fits 31 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2010FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2010FordExplorer Sport Trac4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2010MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2009FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2009FordExplorer Sport Trac4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2009MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2008FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2008FordExplorer Sport Trac4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2008MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2007FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2007FordExplorer Sport Trac4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2007MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2006FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2006MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2005FordExplorer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2005FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2005MercuryMountaineer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2005MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2004FordExplorer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2004FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2004MercuryMountaineer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2004MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2003FordExplorer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2003FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2003FordExplorer Sport4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2003MercuryMountaineer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2002FordExplorer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2002FordExplorer4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2002FordExplorer Sport4.0LV6GASUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2002MercuryMountaineer4.0LV6FLEXUpperEngine Coolant Hose Flange comes with seal included; Coolant Outlet
2002MercuryMountaineer4.0LV6GASUpperEngine Coolant Hose Flange comes with 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:

2L2E 8594 AA2L2Z 8592 AA6L2E 8594 FA6L2Z 8592 FA81564185285902-896CH5641RH147RH167

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