Ford F-150 Thermostats – OEM-Quality Engine Cooling

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Ford F-150 Thermostats – High-Quality Performance & OEM Parts

Maintain optimal engine temperature and protect your F-150’s engine with OEM Ford F-150 thermostats. These essential cooling system components regulate coolant flow, ensuring your engine operates within safe temperature ranges, whether you’re towing heavy loads or driving in extreme heat or cold.

Manufactured using stainless steel, brass, and advanced heat-resistant materials, these thermostats are built for precise performance and long-term durability in demanding driving conditions.

Thermostat

Part Number: ML3Z-8575-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L.
Other Names: Thermostat, Thermostat Assembly, rt1250
Description: Expedition, Navigator. F-150. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $47.09
$30.30

Thermostat Housing

Part Number: ML3Z-8A586-B
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 5.0L.
Other Names: Connection Water Outlet, rh306
Description: 5.0L, main, dual alternator. F-150. With power converter. Power inverter #2.
Fits:
  • Ford:
    • F-150
MSRP $1,837.70
$1,234.93

Thermostat Outlet

Part Number: FT4Z-8592-A
Ford Ford
Applications: 2.7L & 3.0L.
Other Names: Water Inlet, Water Outlet, Intake Hose, Thermostat Housing, Connection Water Inlet, rh230
Description: MKX. Nautilus. 3.0L. Continental. F150. MKZ. Edge. Fusion. 2.7L turbo.
Fits:
  • Ford:
    • Edge,
    • F-150,
    • Fusion
  • Lincoln:
    • Continental,
    • MKX,
    • MKZ,
    • Nautilus
MSRP $70.00
$48.72

Thermostat Gasket

Part Number: HL3Z-8255-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L. 2.3L. 2.0L.
Other Names: Gasket, Engine Coolant Thermostat Gasket, Thermostat O-Ring, Seal Thermostat, rg640
Fits:
  • Ford:
    • Bronco,
    • Bronco Sport,
    • Edge,
    • Escape,
    • Expedition,
    • Explorer,
    • F-150,
    • Maverick,
    • Ranger
  • Lincoln:
    • Corsair,
    • Nautilus,
    • Navigator
MSRP $10.45
$6.73

Thermostat Outlet

Part Number: ML3Z-8592-A
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L.
Other Names: Water Outlet, Thermostat Outlet, Connection Water Outlet, rh304
Description: F-150. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $70.00
$48.72

Thermostat Outlet

Part Number: JT4Z-8592-A
Ford Ford
Applications: 2.7L.
Other Names: Water Outlet, Connection Water Inlet, rh255
Description: 2.7L. F150.
Fits:
  • Ford:
    • F-150
MSRP $70.00
$48.72

Thermostat Outlet

Part Number: BR3Z-8592-Q
Ford Ford
Notes: Included with thermostat housing.
Applications: 3.5L. 3.7L. 3.3L Gas. 3.3L Hybrid.
Other Names: Water Outlet, Engine Coolant Thermostat Housing, Outlet Tube, Connection Water Outlet, rh226
Fits:
  • Ford:
    • Expedition,
    • Explorer,
    • F-150,
    • Mustang,
    • Police Interceptor Utility,
    • Transit-150,
    • Transit-250,
    • Transit-350,
    • Transit-350 HD
  • Lincoln:
    • Navigator
MSRP $256.67
$178.64

Thermostat Housing

Part Number: F65Z-8592-BD
Ford Ford
Applications: 6.8L. 1999-07 SUPER DUTY. 4.6L, 5.4L - 1997-99 LD. F150 NEW STYLE 2004-08, MARK LT. F150 1997-03, HERITAGE 2004 (4.6L, 5.4L).
Other Names: Thermostat Connector, Engine Coolant Thermostat Housing, Thermostat Outlet, Water Outlet, Connection Water Outlet, rh150
Replaces: F65Z-8592-BA, F65Z-8592-BB, F65Z-8592-BC
Fits:
  • Ford:
    • 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,
    • Excursion,
    • Expedition,
    • F-150,
    • F-150 Heritage,
    • F-250,
    • F-250 Super Duty,
    • F-350 Super Duty,
    • F-450 Super Duty,
    • F-550 Super Duty
  • Lincoln:
    • Navigator
MSRP $36.67
$25.74

Thermostat Housing

Part Number: ML3Z-8A586-C
Ford Ford
Notes: Includes Thermostat, Gasket, And Housing. Includes Water Outlet, Thermostat And Gaskets.
Applications: 3.5L.
Other Names: Engine Coolant Thermostat Kit, Connection Water Outlet, rh308
Replaces: ML3Z-8A586-A, RH-303
Description: F-150. Expedition, Navigator. 2021-23. 3.5L.
Fits:
  • Ford:
    • Expedition,
    • F-150
  • Lincoln:
    • Navigator
MSRP $330.00
$229.68

Thermostat Housing

Part Number: KR3Z-8592-A
Ford Ford
Applications: 5.2L GT500.
Other Names: Thermostat Housing, Water Inlet, Connection Water Inlet, rh282
Description: With supercharger, main. F-150. Mustang. 5.2L.
Fits:
  • Ford:
    • F-150,
    • Mustang
MSRP $391.67
$272.60

Thermostat Housing

Part Number: 9L3Z-8592-B
Ford Ford
Applications: 4.6L, 5.4L.
Other Names: Thermostat Outlet, Water Outlet, Engine Coolant Thermostat Housing, Connection Water Outlet, rh192
Description: Town Car. All models. Sohc. 4.6L, with 4.6L 2 valve. F150. 4.6l. 2-valve v8. From 01/2008.
Fits:
  • Ford:
    • Crown Victoria,
    • F-150
  • Lincoln:
    • Town Car
  • Mercury:
    • Grand Marquis
MSRP $21.67
$15.21

Thermostat Housing

Part Number: BL3Z-8A586-F
Ford Ford
Notes: Includes Water Outlet, Thermostat And Gaskets.
Applications: 5.0L.
Other Names: Connection Water Outlet
Replaces: BL3Z-8A586-A, BL3Z-8A586-C, BL3Z-8A586-D, BL3Z-8A586-E, BL3Z-8A586-FA
Description: F150. 5.0L, main, single alternator. F-150. Without power converter.
Fits:
  • Ford:
    • F-150
MSRP $197.18
$137.24

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Why Choose OEM Ford F-150 Thermostats?

OEM Fitment – Designed for factory cooling system specifications to ensure precise temperature control. 

Prevents Overheating & Cold Running – Maintains consistent engine temperature for peak performance and efficiency. 

Durable Construction – Made from high-quality, corrosion-resistant materials for long-lasting reliability. 

Optimized Cooling System Performance – Ensures proper coolant circulation to protect vital engine components. 

Easy Installation – Direct bolt-on replacement, requiring no modifications.

Compatible Ford F-150 Models

These OEM thermostats are engineered to fit various Ford F-150 models, including:

  • Ford F-150 (2004–2024)

Confirm your engine type and cooling system setup to select the correct thermostat for your truck.

How to Install a Ford F-150 Thermostat

A properly functioning thermostat is critical to your engine’s cooling performance. Follow this step-by-step installation guide to replace your thermostat correctly.

Tools Required:

✔ Socket wrench set 

✔ Coolant drain pan 

✔ Gasket scraper or sealant 

✔ Torque wrench 

✔ Fresh coolant

Step-by-Step Installation Guide:

  1. Drain the Coolant – Place a drain pan under the radiator and drain the coolant.

  2. Locate the Thermostat Housing – Typically found near the upper radiator hose connection.

  3. Remove the Old Thermostat – Use a socket wrench to remove the housing bolts and lift out the old thermostat.

  4. Clean the Mounting Surface – Scrape away any old gasket material to ensure a clean, smooth surface for the new gasket.

  5. Install the New Thermostat – Insert the thermostat, ensuring the spring side faces the engine, and install the new gasket.

  6. Reassemble & Refill Coolant – Bolt the housing back in place, refill the cooling system with fresh coolant, and check for leaks.

  7. Bleed Air & Test Drive – Run the engine with the heater on high to bleed any air from the system, and monitor the temperature gauge.

Pro Tip: Always use manufacturer-recommended coolant to maximize cooling system performance and protect internal components.

Signs You Need to Replace Your Ford F-150 Thermostat

🚙 Overheating engine, especially under load

🚙 Temperature gauge fluctuates unpredictably

🚙 Heater blows cold air despite warm engine

🚙 Coolant leaks near the thermostat housing

🚙 Check engine light for coolant temperature issues.

If you notice these symptoms, replacing your thermostat can prevent costly engine damage and improve performance.

Types of Ford F-150 Thermostats

🔹 OEM Replacement Thermostats – Designed for factory cooling performance, maintaining the same operating temperature range as original equipment. 

🔹 Low-Temperature Thermostats – Ideal for performance applications, helping engines run cooler under heavy loads. 

🔹 High-Flow Thermostats – Designed to increase coolant flow, enhancing cooling system efficiency in high-performance or towing setups.

Choosing the right thermostat helps optimize engine efficiency and prevent overheating.

Popular Related Parts for Ford F-150

🔹 Ford F-150 Radiators – Ensure maximum cooling capacity with high-quality radiators. 

🔹 Ford F-150 Water Pumps – Keep coolant circulating efficiently through the engine. 

🔹 Ford F-150 Cooling Fans – Maintain consistent airflow for improved cooling performance.

Get Your Ford F-150 Thermostat Today!

Prevent overheating and ensure reliable engine performance with OEM-quality thermostats for your Ford F-150. Shop now to find the perfect fit for your truck.

🛒 Upgrade Your Ride 🚙 – Shop Now!

FAQs About Ford F-150 Thermostats

❓ How often should I replace my Ford F-150 thermostat? Thermostats typically last 60,000 to 100,000 miles, but frequent towing, off-roading, or overheating events may require earlier replacement.

❓ What thermostat temperature is best for my F-150? OEM thermostats are typically 195°F, but for performance engines, lower-temperature thermostats (like 170°F) can help manage heat under heavy loads.

❓ Can I replace my Ford F-150 thermostat myself? Yes! With basic tools and our guide, replacing a thermostat is a manageable DIY job for most F-150 owners.

❓ Do I need to flush coolant when replacing the thermostat? It’s highly recommended to flush the coolant when replacing the thermostat to remove contaminants and ensure system performance.

❓ What happens if I drive with a bad thermostat? A faulty thermostat can cause severe overheating, engine damage, and poor fuel efficiency, making timely replacement critical.