2016 Ford Explorer Thermostats – Maintain Cooling Performance with OEM Precision

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Explorer Thermostats 2016 – Engineered for Temperature Stability and Durability

Your 2016 Ford Explorer’s thermostat plays a critical role in managing engine temperature by regulating coolant flow. When a thermostat fails, it can result in overheating, poor heater performance, or check engine warnings, putting your engine at risk and reducing fuel efficiency.

OEM thermostats are specifically designed to match Ford’s original calibration, providing precise temperature control and corrosion-resistant construction. With factory-fit compatibility, these thermostats open and close at just the right time—maintaining engine performance and protecting vital components.

For dependable engine cooling, choose genuine OEM thermostats that keep your Explorer running in top condition.

Thermostat

Part Number: 1X4Z-8575-B
Ford Ford
Notes: Includes Thermostat Gasket. Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Thermostat Assembly, rt1253
Replaces: 1X4Z-8575-A, 1X4Z-8575-FA, RT-1172, RT-1228
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Freestyle,
    • Fusion,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
  • Mercury:
    • Sable
MSRP $24.18
$15.56

Thermostat Housing

Part Number: AT4Z-8A586-C
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Housing Assembly, Engine Coolant Thermostat Kit, Connection Water Outlet, rh248
Replaces: AT4Z-8A586-A, AT4Z-8A586-B, AT4Z-8A586-FA
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
MSRP $228.33
$158.92

Thermostat Unit

Part Number: FR3Z-8575-A
Ford Ford
Notes: Includes Gasket And Thermostat Housing.
Applications: 2.3L. 2.0L W/O HYBRID.
Other Names: Thermostat, Thermostat Housing, Thermostat Assembly, rt1233
Fits:
  • Ford:
    • Edge,
    • Escape,
    • Explorer,
    • Focus,
    • Fusion,
    • Mustang,
    • Transit Connect
  • Lincoln:
    • MKC,
    • MKZ
MSRP $57.45
$36.66

Thermostat Outlet

Part Number: AA5Z-8592-A
Ford Ford
Applications: 3.5L W/TURBO.
Other Names: Water Outlet, Engine Coolant Thermostat Housing, Connection Water Outlet, rh193
Description: MKT. Flex. 3.5L turbo. Explorer. With turbo. Taurus. MKS. Police Interceptor Utility.
Fits:
  • Ford:
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • MKS,
    • MKT
MSRP $70.00
$48.72

Motorcraft™ Thermostat

Part Number: RT-1233
Ford Ford
Notes: Includes Gasket And Thermostat Housing.
Applications: 2.3L. 2.0L W/O HYBRID.
Other Names: Motorcraft™ Engine Coolant Thermostat Kit, Motorcraft™ Thermostat Housing, Motorcraft™ Thermostat Unit, Thermostat Assembly
Fits:
  • Ford:
    • Edge,
    • Escape,
    • Explorer,
    • Focus,
    • Fusion,
    • Mustang,
    • Transit Connect
  • Lincoln:
    • MKC,
    • MKZ
MSRP $57.45
$36.66

Thermostat Outlet Bolt

Part Number: W503277-S437
Ford Ford
Notes: Included with thermostat housing.
Other Names: Thermostat Housing Bolt, Water Outlet Bolt, Controller Bolt, Oil Cooler Bolt, Water Pump Assembly Bolt, Thermostat Bolt, Water Pump...
Replaces: W503277-S450
Description: 2018-24. 2.7L, m6x25mm. 7.3L. 3.5L turbo. 3.0L, m6x25mm. 3.7L. 3.0L with hybrid, main. 2.7L, 2017-24. 2.7L turbo. 2.7L, 2015-16.
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • Fusion,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • Aviator,
    • Continental,
    • MKX,
    • MKZ,
    • Nautilus,
    • Navigator
MSRP $4.00
$2.34

Thermostat Housing Bolt

Part Number: W713197-S437
Ford Ford
Other Names: Tube Assembly Bolt, Water Pipe Bolt, Thermostat Housing Upper Bolt, Thermostat Unit Bolt, Engine Coolant Thermostat Housing Bolt,...
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • MKZ,
    • Navigator
MSRP $6.75
$3.95

Motorcraft™ Thermostat

Part Number: RT-1253
Ford Ford
Notes: Includes Thermostat Gasket. Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Motorcraft™ Engine Coolant Thermostat, Thermostat Assembly
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Freestyle,
    • Fusion,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
  • Mercury:
    • Sable
MSRP $24.18
$15.56

Motorcraft™ Thermostat Housing

Part Number: RH-248
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.7L. 3.5L W/O TURBO.
Other Names: Motorcraft™ Engine Coolant Thermostat Kit, Motorcraft™ Housing Assembly, Connection Water Outlet
Fits:
  • Ford:
    • Edge,
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ
MSRP $228.33
$158.92

Engine Coolant Thermostat Housing Gasket

Part Number: F1VY-8255-A
Ford Ford
Notes: Included with water outlet. Included with lower housing. Included with water manifold. Included with housing assembly. Included with...
Applications: 6.2L. 3.0L. 3.7L. 7.3L. 2.0L. 2.3L. 4.6L, 5.4L. 5.4L, 6.8L. 3.5L W/O TURBO. 1999-07 SUPER DUTY.
Other Names: Engine Coolant Thermostat Gasket, Thermostat Gasket, Gasket, Thermostat Seal, Thermostat Housing Gasket, Thermostat O-Ring,...
Fits:
  • Ford:
    • Contour,
    • Crown Victoria,
    • E-150,
    • E-150 Club Wagon,
    • E-150 Econoline,
    • E-150 Econoline Club Wagon,
    • E-250,
    • E-250 Econoline,
    • E-350 Club Wagon,
    • E-350 Econoline,
    • E-350 Econoline Club Wagon,
    • E-350 Super Duty,
    • E-450 Econoline Super Duty,
    • E-450 Super Duty,
    • E-550 Econoline Super Duty,
    • E-550 Super Duty,
    • Econoline Super Duty,
    • Edge,
    • Escape,
    • Excursion,
    • Expedition,
    • Explorer,
    • Explorer Sport Trac,
    • F-150,
    • F-150 Heritage,
    • F-250,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • F-450 Super Duty,
    • F-550 Super Duty,
    • Five Hundred,
    • Flex,
    • Freestyle,
    • Fusion,
    • GT,
    • Maverick,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Thunderbird
  • Lincoln:
    • Aviator,
    • Blackwood,
    • Continental,
    • Corsair,
    • LS,
    • Mark LT,
    • Mark VIII,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Nautilus,
    • Navigator,
    • Town Car,
    • Zephyr
  • Mercury:
    • Cougar,
    • Grand Marquis,
    • Marauder,
    • Mariner,
    • Milan,
    • Montego,
    • Mountaineer,
    • Mystique,
    • Sable
MSRP $4.51
$2.90

Engine Coolant Thermostat Housing Gasket

Part Number: 7T4Z-8590-A
Ford Ford
Notes: Included with housing assembly. Included with thermostat housing.
Applications: 3.7L. 5.0L. 3.3L. 3.5L W/O TURBO. 5.2L GT350, GT350R.
Other Names: Thermostat Housing Gasket, Housing Gasket, Thermostat Housing Seal, Thermostat Housing O-Ring, Thermostat Unit O-Ring, Housing...
Description: Engine Coolant Thermostat Housing Gasket - Ford (7T4Z-8590-A) The Engine Coolant Thermostat Housing Gasket - Ford (7T4Z-8590-A) is...
Fits:
  • Ford:
    • Edge,
    • Expedition,
    • Explorer,
    • F-150,
    • Flex,
    • Fusion,
    • Mustang,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus,
    • Taurus X,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Continental,
    • MKS,
    • MKT,
    • MKX,
    • MKZ,
    • Navigator
  • Mercury:
    • Sable
MSRP $16.85
$10.85

Motorcraft™ Engine Coolant Thermostat Housing

Part Number: RH-193
Ford Ford
Applications: 3.5L W/TURBO.
Other Names: Motorcraft™ Thermostat Outlet, Motorcraft™ Water Outlet, Connection Water Outlet
Description: MKT. Flex. 3.5L turbo. Explorer. With turbo. Taurus. MKS. Police Interceptor Utility.
Fits:
  • Ford:
    • Explorer,
    • Flex,
    • Police Interceptor Sedan,
    • Police Interceptor Utility,
    • Taurus
  • Lincoln:
    • MKS,
    • MKT
MSRP $70.00
$48.72
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Why Choose OEM Thermostats for the 2016 Ford Explorer?

OEM Fitment – Designed for factory specifications to ensure precise performance. 

Prevents Failures – Maintains optimal operation and longevity. 

Durable Construction – Made from high-quality, corrosion-resistant materials. 

Efficient Operation – Ensures proper function and system protection. 

Easy Installation – Direct bolt-on replacement with no modifications required.

Compatible Ford Explorer Trims

These OEM thermostats fit the following 2016 Ford Explorer engine options:

  • 2.3L EcoBoost I4

  • 3.5L Ti-VCT V6

  • 3.5L EcoBoost V6 (Sport and Platinum trims)

Thermostat location and specifications vary by engine. Always confirm fitment using your VIN or OE part number.

Signs Your 2016 Explorer Needs a New Thermostat

🚙 Engine overheating or temperature fluctuations 

🚙 No warm air from the heater after engine warm-up 

🚙 Coolant leaks near the thermostat housing 

🚙 Check engine light for temperature-related fault codes 

🚙 Poor fuel efficiency due to prolonged cold engine operation

Early thermostat replacement protects your cooling system and prevents expensive engine repairs.

How to Replace the Thermostat on a 2016 Ford Explorer

Thermostat replacement is a moderate DIY task with standard tools.

Tools Needed: 

✔ Socket and ratchet set 

✔ Drain pan 

✔ Gasket scraper 

✔ New OEM thermostat and gasket 

✔ Screwdrivers or pliers (for hose clamps) 

✔ Torque wrench 

✔ Coolant and funnel

Installation Steps:

  1. Cool the Engine & Drain Coolant – Use a drain pan to catch fluid.

  2. Locate the Thermostat Housing – Near the upper radiator hose.

  3. Remove Bolts & Old Thermostat – Clean gasket surfaces thoroughly.

  4. Install New OEM Thermostat – Use a new gasket and ensure correct orientation.

  5. Reassemble Housing – Torque bolts to factory specs.

  6. Refill Coolant & Bleed System – Top off with proper coolant type.

  7. Start Engine & Monitor Temp – Check for leaks and normal heat-up behavior.

Popular Related Parts for 2016 Explorer

🔹 2016 Explorer Radiator Hoses – Replace aged or leaking hoses during thermostat service 

🔹 2016 Explorer Coolant Temperature Sensor – Monitor engine temperature accurately 

🔹 2016 Explorer Water Pump – Maintain coolant circulation and avoid overheating 

🔹 2016 Explorer Radiator – Inspect for blockages or leaks 

🔹 2016 Explorer Coolant Reservoir – Replace if cracked or discolored

Get Your 2016 Explorer Thermostats Today!

Ensure proper cooling and avoid costly engine repairs by replacing your thermostat with a genuine OEM part. Designed for exact temperature regulation and long-lasting durability in your 2016 Ford Explorer.

🛒 Stay Cool – Shop OEM Thermostats Now!

FAQs About 2016 Ford Explorer Thermostats

When should I replace my thermostat? Generally every 160,000 km or when symptoms of failure appear.

What temperature does the OEM thermostat open at? Typically between 90–95°C (194–203°F), depending on engine type.

Can a bad thermostat trigger a check engine light? Yes—especially if engine temperature is too high or stays too low for too long.

Do I need to replace the gasket too? Yes—always install a new gasket or O-ring to ensure a proper seal.

Why choose OEM instead of aftermarket? OEM thermostats are built to exact Ford standards for fitment, calibration, and longevity.