HomeBelts and Cooling > Thermostat and HousingGates CO34736 Engine Coolant Thermostat / Water Outlet Assembly
Part #: CO34736

Gates CO34736 Engine Coolant Thermostat / Water Outlet Assembly

Coolant Outlet
⚙️ 12 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$226.17Free 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 Mercury, Explorer, Explorer Sport, Explorer Sport Trac, Ranger, and Mountaineer
🔄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 CO34736

The Gates Coolant Outlet CO34736 is a precision-engineered engine coolant thermostat and water outlet assembly designed for select Ford and Mercury vehicles. This component ensures efficient coolant flow and temperature regulation, critical for maintaining optimal engine performance in models like the Ford Explorer and Mercury Mountaineer.

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

Detailed Product Description

The Gates Coolant Outlet CO34736 is part of the Coolant Outlet brand line, which focuses on delivering reliable coolant outlet assemblies that integrate thermostats and temperature sensors. This assembly features a plastic body designed to withstand engine heat and pressure while maintaining coolant flow integrity. It includes two seals to prevent leaks and three bolt holes for a secure fit. The assembly has multiple outlet diameters, including an outside diameter of 1.48 inches and 0.71 inches, and inside diameters of 1.175 inches and 0.532 inches, ensuring compatibility with specific coolant system configurations. Additionally, the by-pass holes with inside and outside diameters of 0.887 inches and 1.069 inches respectively, facilitate proper coolant circulation, reducing the risk of overheating.

Compatible Vehicles and Applications

This coolant outlet assembly is compatible with a range of Ford and Mercury vehicles, including:

  • Ford Explorer (including Explorer Sport and Explorer Sport Trac)
  • Mercury Mountaineer
  • Ford Ranger

It is designed to replace the original equipment part in these models, providing a reliable solution for coolant system maintenance and repair.

Common Issues Addressed by This Part

  • Coolant leaks from damaged or worn outlet assemblies
  • Engine overheating due to thermostat failure
  • Improper coolant flow causing temperature sensor errors
  • Corrosion or cracking in original plastic outlets
  • By-pass flow restrictions leading to inefficient cooling

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation
  • Verify the number of bolt holes and outlet diameters match your vehicle’s specifications
  • Replace seals included in the assembly to prevent leaks
  • Check for proper alignment of by-pass holes during installation
  • Consult vehicle service manual for torque specifications on bolts

Quality Assurance and Warranty

The Gates Coolant Outlet CO34736 is manufactured to meet or exceed industry standards for durability and performance. While this part is not an exact OE replacement, it is engineered for reliable operation in compatible Ford and Mercury vehicles. Gates provides quality assurance backed by their manufacturing expertise, though specific warranty details should be confirmed at the point of purchase.

BrandGates
Part NumberCO34736
PositionCoolant Outlet
.887
1.069
2
Yes
Bolt Hole Quantity3
By-Pass HolesYes
By-Pass Inside Diameter (in).887
By-Pass Outside Diameter (in)1.069
ContentsCoolant Outlet, Seals, Thermostat, Temperature Sensors
Gasket Quantity0
MaterialPlastic
Number of Bolt Holes3
Number of Gaskets0
Number of Seals2
OE ExactNo
Outlet Inside Diameter.532
Outlet Inside Diameter1.175
Outlet Inside Diameter 1 (in)1.175
Outlet Inside Diameter 2 (in).532
Outlet Outside Diameter.71
Outlet Outside Diameter1.48
Outlet Outside Diameter 1 (in)1.48
Outlet Outside Diameter 2 (in).71
TypeCoolant Outlet
TypeCoolant Outlet Assembly

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2001FordExplorer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat, Screw-In Sensor, 190 Degree, OE Temperature, Seal included; Coolant Outlet
2001FordExplorer Sport4.0LV6GASN/ACoolant Outlet Assembly with Thermostat, Screw-In Sensor, 190 Degree, OE Temperature, Seal included; Coolant Outlet
2001FordExplorer Sport Trac4.0LV6GASN/ACoolant Outlet Assembly with Thermostat, Screw-In Sensor, 190 Degree, OE Temperature, Seal included; Coolant Outlet
2001FordRanger4.0LV6GASN/ACoolant Outlet Assembly with Thermostat, Screw-In Sensor, 190 Degree, OE Temperature, Seal included; Coolant Outlet
2001MercuryMountaineer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2000FordExplorer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2000MercuryMountaineer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
1999FordExplorer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
1999MercuryMountaineer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
1998FordExplorer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
1998MercuryMountaineer4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
1997FordExplorer4.0LV6GASN/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:

8153318156718533185671902-1006902-20497JM 8A586 AECH2204F77Z 8A586 AEYU3E 8A586 AAYU3E 8A586 ABYU3Z 8A586 AA

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