How to service the thermostat on gasoline engines on Ford F-350 Super Duty?

The first step to service the thermostat for gasoline engines requires draining the engine cooling system. You must then unbolt the air cleaner outlet pipe. The upper radiator hose needs disconnecting from the thermostat housing when servicing this component. Take out two bolts from the thermostat housing before setting it aside to remove the thermostat with disposal of the O-ring seal. Follow the product instructions to apply metal surface prep and silicone gasket remover for cleaning the mating surfaces. vur another O-ring seal and secure the bolts at 10 Nm (89 lb-inch). The installation ends with a reverse execution of removal steps.

OEM Ford F-350 Super Duty Thermostat

Engine Coolant Thermostat

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12 Thermostats found

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Ford F-350 Super Duty Thermostat Part Number: F6TZ-8575-EA
$45.11 MSRP: $71.64
You Save: $26.53 (38%)
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Product Specifications
- Other Name: Thermostat Assembly
- Replaces: F6TZ-8575-AA, F6TZ-8575-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2003 Ford F-350 Super Duty | King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.0 L DIESEL, 8 Cyl 7.3 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: 8C3Z-8575-D
$56.58 MSRP: $93.09
You Save: $36.51 (40%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: 8C3Z-8575-B, 8C3Z-8575-C, 8C3Z-8592-J, RH-202, 8C3Z-8592-M, RH-186
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2010 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.4 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: 7L3Z-8575-E
$20.68 MSRP: $32.00
You Save: $11.32 (36%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat; Thermostat, Coolant
- Replaces: 7L3Z-8575-D, 7L3Z-8575-B, AL3Z-8575-B, RT-1196, RT-1230, 3L3Z-8575-AA, 3L3Z-8575-AC, 7L3Z-8575-C, AL3Z-8575-A, RT-1204, RT-1234, RT-1178, RT-1229, RT-1165
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2022 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, Platinum, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.2 L FLEX
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Ford F-350 Super Duty Thermostat Part Number: HC3Z-8575-B
$36.98 MSRP: $58.73
You Save: $21.75 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2022 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: 7C3Z-8575-B
$12.40 MSRP: $20.00
You Save: $7.60 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Manufacturer Note: THERMOSTAT, WTR
- Replaces: YC2Z-8575-BC
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2010 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS
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Ford F-350 Super Duty Thermostat, Driver Side Part Number: BC3Z-8575-C
$42.71 MSRP: $67.82
You Save: $25.11 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat, Left; Engine Coolant Thermostat
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2016 Ford F-350 Super Duty | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Thermostat, Passenger Side Part Number: BC3Z-8575-B
$21.18 MSRP: $33.64
You Save: $12.46 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat, Right; Engine Coolant Thermostat
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2016 Ford F-350 Super Duty | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Thermostat Housing Part Number: 3C3Z-8575-AA
$40.08 MSRP: $63.64
You Save: $23.56 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat; Thermostat Housing Cover; Thermostat
- Manufacturer Note: Themostat and connector asy - #3C34 8575-AA - (Navistar ID 1839304C91) - includes gasket
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2007 Ford F-350 Super Duty | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.0 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: HC3Z-8575-C
$146.56 MSRP: $232.73
You Save: $86.17 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly; Automatic Transmission Oil Cooler Thermostat; Engine Coolant Thermostat
- Replaces: RT-1237, HC3Z-8575-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2022 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: BC3Z-8575-E
$42.52 MSRP: $66.36
You Save: $23.84 (36%)
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: BC3Z-8575-A, RT-1231, RT-1205, BC3Z-8575-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Thermostat Part Number: LC3Z-8575-A
$23.27 MSRP: $36.00
You Save: $12.73 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2020-2024 Ford F-350 Super Duty | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
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Ford F-350 Super Duty Thermostat Part Number: PC3Z-8575-A
$46.02 MSRP: $71.82
You Save: $25.80 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL

Ford F-350 Super Duty Thermostat

OEM Thermostat boasts unmatched quality. Each part goes through full quality checks. They adhere to Ford's official factory standards. These steps remove flaws and inconsistencies. So you can get Thermostat with long life and a perfect fit. Come to our website and find genuine Ford F-350 Super Duty parts. We keep a wide inventory of OEM F-350 Super Duty parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The Ford F-350 Super Duty Thermostat is a critical component that emphasizes how the F-350 Super Duty line has been strong and powerful since its introduction in 1999 as Ford's heavy-duty trucks entry. This Thermostat works hand in hand with the radiator and is so designed to control the engine heat so as to maintain efficiency across many F-350 Super Duty models. Through regulating the heat transfer fluids, the Ford F-350 Super Duty Thermostat uplifts the efficiency and safeness of the vehicle in avoiding overheating, as well as maintaining the optimum temperature for the operation of the engine. The features in the Thermostat, for example, wax pellet technology are some of the most elaborate mechanisms that respond to the changes in temperature and makes it stand out among other automotive markets. Compatibility with the current models and a number of previous generations of the F-350 Super Duty means that drivers can take advantage of boosted towing capacities and increased engine power having the options with the power outputs of up to 450 horsepower. Beside, Ford F-350 Super Duty Thermostat plays important role of the vehicle's heat control, which makes the part one of the necessities for working or any type of entertainment. Ford f350 super duty thermostat is among the prime in the market because of its quality and efficiency enhancing features of the Ford F-350 Super Duty makes it a worthy reference to the company's standing in the market of heavy-duty trucks.

Ford F-350 Super Duty Thermostat Parts and Q&A

Thermostat
7L3Z-8575-E
Q: How to service the thermostat on gasoline engines on Ford F-350 Super Duty?
A:
The first step to service the thermostat for gasoline engines requires draining the engine cooling system. You must then unbolt the air cleaner outlet pipe. The upper radiator hose needs disconnecting from the Thermostat Housing when servicing this component. Take out two bolts from the thermostat housing before setting it aside to remove the thermostat with disposal of the O-ring seal. Follow the product instructions to apply metal surface prep and silicone gasket remover for cleaning the mating surfaces. vur another O-ring seal and secure the bolts at 10 Nm (89 lb-inch). The installation ends with a reverse execution of removal steps.