Best Engine Thermostat Housings of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 9, 2025

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Engine thermostat housings are important components in a vehicle's cooling system. They house the thermostat, which regulates the flow of coolant through the engine, ensuring it stays at an optimal operating temperature. Made from durable materials like aluminum or plastic, these housings are designed to withstand the high temperatures and pressures of the engine system. They come in various shapes and sizes to fit different engine models, and some even come with integrated sensors to monitor temperature and alert the driver of any issues. A proper functioning thermostat housing is crucial for the engine's performance and longevity, making it a must-have for any vehicle owner.

At a Glance: Our Top Picks

Dorman Engine Coolant Thermostat Housing Assembly Cover #TOP 1
Dorman Engine Coolant Thermostat Housing Assembly
ftb score rating icon 9.9
Dorman 902-1001 Engine Coolant Thermostat Housing Cover #TOP 2
Dorman 902-1001 Engine Coolant Thermostat Housing
ftb score rating icon 9.8
YOUYIEN Aluminum Thermostat Housing Kit Cover #TOP 3
YOUYIEN Aluminum Thermostat Housing Kit
ftb score rating icon 9.6

Top 10 Engine Thermostat Housings

#TOP 1

Dorman Engine Coolant Thermostat Housing Assembly

902-3036
Black
Dorman Engine Coolant Thermostat Housing Assembly Cover
Dorman 902-3036 Engine Coolant Thermostat Housing Assembly Compatible with Select Models

This engine coolant thermostat housing assembly is a cost-effective and reliable replacement for the original water outlet on specified vehicles. It is designed to withstand extreme temperature changes and resist cracking and leaking. This part is compatible with various Chrysler, Dodge, Jeep, Ram, and Volkswagen models. To ensure fit, input your make, model, and trim level into the garage tool.

What We Like
Quick installation
Reliable temperature regulation
Cost-effective alternative to OEM parts
#TOP 2

Dorman 902-1001 Engine Coolant Thermostat Housing

902-1001
Natural
Dorman 902-1001 Engine Coolant Thermostat Housing Cover
Dorman 902-1001 Engine Coolant Thermostat Housing Compatible with Select Ford / Lincoln / Mercury Models

The Dorman 902-1001 Engine Coolant Thermostat Housing is a cost-effective and reliable replacement option for your vehicle's original housing. It is designed to withstand extreme temperature changes and resist cracking and leaking, offering original manufacturer quality at a lower cost than getting a replacement at the dealer. This industry-leading design is professionally engineered to ensure a perfect fit for selected vehicle makes, models, and years.

What We Like
Directly replaces the original housing on specified vehicle years, makes, and models.
Durable construction that can withstand extreme temperature changes, and resist cracking and leaking, ensuring reliability.
Cost-effective and reliable replacement option that offers original manufacturer quality at a lower cost than getting a replacement at the dealer.
#TOP 3

YOUYIEN Aluminum Thermostat Housing Kit

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YOUYIEN Aluminum Thermostat Housing Kit Cover
Aluminium Engine Coolant Thermostat Housing Assembly Kit(with Throttle Body Inlet Heater Pipe).Fit for Chevy Cruze 2011-2016, Chevy Sonic 2013-2018 1.8L .Replaces Part # 25199824,25192228,25192904.

The YOUYIEN Thermostat Housing Kit is designed for Chevy models, ensuring exceptional performance and durability. Made from high-quality aluminum, this assembly resists crushing and prevents leaks that can occur with plastic parts. By replacing your old thermostat housing, you maintain optimal engine temperatures, which helps avoid overheating issues. This kit fits various Chevy models, including the Cruze and Sonic, making it a versatile choice. With the included sensor gasket and throttle body inlet heater pipe, you have everything you need for a complete installation.

What We Like
Durable aluminum construction
Prevents leaks and overheating
Compatible with multiple Chevy models
Includes necessary installation components
#TOP 4

Dorman 902-700 Engine Coolant Thermostat Housing Assembly

902-700
Natural
Dorman 902-700 Engine Coolant Thermostat Housing Assembly Cover
Dorman 902-700 Engine Coolant Thermostat Housing Assembly Compatible with Select Models

This engine coolant thermostat housing assembly is a cost-effective and reliable replacement for the original water outlet on specified vehicle years, makes, and models. It is designed to resist cracking and leaking while withstanding extreme temperature changes to extend service life. This part is compatible with various vehicle models, and you can ensure fit by inputting your make, model, and trim level into the garage tool.

What We Like
Fit and worked great
Comes with gaskets
Quality part for a great price
#TOP 5

Dorman Engine Coolant Thermostat Housing

902-2090
Black
Dorman Engine Coolant Thermostat Housing Cover
Dorman 902-2090 Engine Coolant Thermostat Housing Assembly Compatible with Select Cadillac / Chevrolet / GMC Models

The Dorman Thermostat Housing Assembly is an excellent choice for replacing the original water outlet in your vehicle. With its durable design, it can handle extreme temperature fluctuations, preventing cracking and leaks. This part provides a cost-effective solution, offering the same quality as original manufacturer parts but at a lower price. Professionally engineered, it showcases industry-leading design, ensuring reliability and performance. To make sure you get the right fit for your vehicle, simply use the garage tool by entering your make, model, and trim level.

What We Like
Durable construction
Cost-effective replacement
Reliable performance
Easy fit confirmation
#TOP 6

MotoRad Engine Coolant Thermostat Housing

CH1065
MotoRad Engine Coolant Thermostat Housing Cover
Engine Coolant Thermostat Housing

The MotoRad Thermostat Housing is designed for effortless installation, allowing you to fit it in just one step without the need for any special tools. This user-friendly feature saves you time and hassle, making it a perfect choice for both DIY enthusiasts and professional mechanics. Additionally, it meets or exceeds all original equipment manufacturer (OEM) standards, ensuring reliability and performance. By choosing this product, you can have peace of mind knowing that it adheres to high-quality benchmarks, providing you with a dependable cooling system for your engine.

What We Like
Easy installation
No special tools needed
Meets OEM standards
#TOP 7

A-Premium Thermostat Housing for Buick, Chevy - 1.4L Only

APTHA0062
A-Premium Thermostat Housing for Buick, Chevy - 1.4L Only Cover
A-Premium Engine Coolant Thermostat Housing Water Outlet w/Sensor Compatible with Buick, Chevy Vehicles - 1.4L Only - Cruze 11-15, Sonic 12-20, Trax 13-20, Encore 13-20 - Replaces 25193922

A-Premium Thermostat Housing for Buick and Chevy vehicles, designed for 1.4L engine models, fits various models like Trax, Sonic, Cruze, and Encore. It includes a temperature sensor for accurate readings, comes with necessary bolts and clips for easy installation, and features a 15-degree housing neck angle for optimal performance. The housing is rigorously tested for durability and heat dissipation, ensuring your engine operates within the correct temperature range. With a one-year warranty, you can trust A-Premium for reliable automotive parts.

What We Like
Accurate temperature sensor
Easy installation with included hardware
Durable and reliable performance
#TOP 8

MotoRad Engine Coolant Thermostat Assembly

5167KT
MotoRad Engine Coolant Thermostat Assembly Cover
Engine Coolant Thermostat Housing Assembly

The MotoRad Thermostat Housing is designed for easy installation, allowing you to fit it in just one step without needing any special tools. This means you can save time and effort while ensuring your engine operates efficiently. Additionally, it meets or exceeds all original equipment manufacturer (OEM) standards, giving you peace of mind about its quality and performance. With this product, you can maintain your vehicle's cooling system effectively, ensuring optimal engine temperature and performance while avoiding costly repairs down the line.

What We Like
Easy installation
No special tools needed
High-quality OEM standards
#TOP 9

A-Premium Coolant Thermostat Assembly

APTHA0030MF
A-Premium Coolant Thermostat Assembly Cover
A-Premium - Coolant Thermostat and Housing Assembly with Sensor- Compatible with Ford, Mercury - 4.0L V6 - Explorer, Sport Trac, Mountaineer - 2002-2010 - Replaces 2L2Z8592AA, 2L2Z8592BA

The A-Premium Thermostat Assembly is designed for Ford and Mercury vehicles, specifically the Explorer and Mountaineer models from 2002 to 2010. This product includes both upper and lower housing, a thermostat, and essential components like bolts and a coolant temperature sensor. With a thermostat opening temperature of 197.6 °F, it helps maintain optimal engine performance by regulating temperature, which reduces wear and emissions. Additionally, it fits various reference numbers, ensuring compatibility with your vehicle. Enjoy peace of mind with a one-year unlimited-mileage guarantee, making this assembly a reliable choice for your engine needs.

What We Like
Compatible with multiple models
Includes essential installation parts
Optimizes engine temperature
One-year warranty
#TOP 10

Dorman Engine Coolant Thermostat Housing

902-318
Black
Dorman Engine Coolant Thermostat Housing Cover
Dorman 902-318 Engine Coolant Thermostat Housing Compatible with Select Dodge / Jeep Models

The Dorman 902-318 Engine Coolant Thermostat Housing is a reliable and cost-effective replacement option for select Dodge and Jeep models. It is designed to withstand extreme temperature changes and resist cracking and leaking. This industry-leading design is professionally engineered by the aftermarket leader in replacement thermostat housings, ensuring a perfect fit for your vehicle. Input your make, model, and trim level into the garage tool to confirm fitment.

What We Like
Cost-effective replacement option
Durable construction to withstand extreme temperature changes
Professionally engineered by the aftermarket leader in replacement thermostat housings
Buying Guide Image

Finding the Best Engine Thermostat Housings to Meet Your Car's Needs

Introduction

When it comes to maintaining the performance and efficiency of your vehicle's engine, the thermostat housing plays a crucial role. The housing contains the thermostat, which regulates the temperature of the engine by controlling the flow of coolant. A faulty or inadequate thermostat housing can lead to engine overheating, reduced performance, and even costly damage. Therefore, it's important to choose the right thermostat housing for your vehicle.

Factors to Consider

There are several factors to consider when choosing a thermostat housing. Here are some of the most important ones:

Compatibility

One of the first things to consider is compatibility. The thermostat housing must be compatible with your vehicle's make, model, and year. If you're unsure which thermostat housing is right for your vehicle, you can consult your owner's manual or check online for compatibility information. You can also ask a mechanic or an automotive parts specialist for help.

Material

The material of the thermostat housing is another important factor to consider. The housing is typically made of aluminum, plastic, or cast iron. Aluminum is a lightweight and durable option, but it's not as heat-resistant as the other materials. Plastic is a more affordable option, but it's not as durable as aluminum or cast iron. Cast iron is the most durable and heat-resistant material, but it's also the heaviest and most expensive option.

Brand

When it comes to engine parts, the brand can make a big difference in terms of quality and reliability. Choose a reputable brand that has a proven track record of producing high-quality thermostat housings. Look for brands that offer warranties on their products and have good customer service.

Price

Price is always a factor when it comes to automotive parts, but it's important to remember that you get what you pay for. Don't just choose the cheapest option you can find – make sure to consider the other factors on this list as well. In general, it's best to choose a thermostat housing that offers a good balance of quality, compatibility, and affordability.

Conclusion

Choosing the right thermostat housing is essential for maintaining the performance and efficiency of your vehicle's engine. Consider compatibility, material, brand, and price when making your decision. Look for a reputable brand that offers a good balance of quality and affordability.

Frequently Asked Questions (FAQs)

1. What is included in a thermostat housing?

A thermostat housing consists of a main body that is sand-cast, along with two machined parts - a top smokestack and an arm. The housing is an integral part of the engine coolant system, allowing the coolant to flow between the engine block, head, and radiator for cooling.

2. What happens when the thermostat housing goes bad?

When the thermostat housing goes bad, the most common symptom is overheating. This can occur due to corrosion or aging, causing the thermostat to get stuck in a closed position. As a result, coolant cannot reach the radiator, leading to engine overheating and potential damage.

3. How much does it cost to replace a thermostat housing?

The cost of replacing a thermostat housing can vary, but on average, it ranges between $497 and $540. This includes both labor costs, which are estimated between $132 and $167, and the price of the parts, which typically range from $365 to $373.

4. Can you drive a car with a broken thermostat housing?

It is not recommended to drive a car with a broken thermostat housing. While the vehicle may still be physically drivable, operating it without a properly functioning thermostat housing can lead to further damage, especially if the engine overheats. It is best to have the thermostat housing repaired or replaced before driving the car.

5. How long does it take to replace a thermostat housing?

The time required to replace a thermostat housing can vary, but typically it takes a mechanic between 1 to 2 hours to complete the replacement service. The exact duration may depend on the specific vehicle and any associated complications that may arise during the process.

Editor's Notes

During our engine thermostat housing research, we found 24 engine thermostat housing products and shortlisted 10 quality products. We collected and analyzed 15,311 customer reviews through our big data system to write the engine thermostat housings list. We found that most customers choose engine thermostat housings with an average price of $19.39.

The engine thermostat housings are available for purchase. We have researched hundreds of brands and picked the top brands of engine thermostat housings, including Dorman, YOUYIEN, MotoRad, A-Premium. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.