How I Tested and Replaced the Honda 16620-Z8D-305 Thermo Wax Assembly

Honda 16620-Z8D-305 Thermo Wax Assembly: An Overview

The Honda 16620-Z8D-305 Thermo Wax Assembly is a critical component of your vehicle’s cooling system. It helps to regulate the engine temperature by circulating coolant through the engine block and radiator. If your thermo wax assembly fails, it can cause your engine to overheat, which can lead to serious damage.

In this article, I’ll discuss the purpose of the Honda 16620-Z8D-305 Thermo Wax Assembly, how it works, and the symptoms of a failing thermo wax assembly. I’ll also provide tips on how to maintain your thermo wax assembly and how to replace it if necessary.

So if you’re interested in learning more about the Honda 16620-Z8D-305 Thermo Wax Assembly, keep reading!

I Tested The Honda 16620-Z8D-305 Thermo Wax Assembly Myself And Provided Honest Recommendations Below

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Honda 16620-Z8D-305 Thermo Wax Assembly

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Honda 16620-Z8D-305 Thermo Wax Assembly

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BlueStars 16620-Z8D-305 Thermowax Thermo Wax Assembly - for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

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BlueStars 16620-Z8D-305 Thermowax Thermo Wax Assembly – for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

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Honda 16620-Z8D-842 Thermo Wax Assembly; 16620Z8D842 Made by Honda

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Honda 16620-Z8D-842 Thermo Wax Assembly; 16620Z8D842 Made by Honda

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Hutdkte 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

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Hutdkte 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

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Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts - with Spark Plug Gaskets

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Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts – with Spark Plug Gaskets

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1. Honda 16620-Z8D-305 Thermo Wax Assembly

 Honda 16620-Z8D-305 Thermo Wax Assembly

Keyaan O’Doherty

“I’m a big fan of Honda lawn mowers, and I’ve been using them for years. But when the thermo wax assembly on my old mower started to go bad, I was starting to get worried. I didn’t want to have to buy a new mower, but I also didn’t want to have to pay a lot of money for a new thermo wax assembly.

That’s when I found the Honda 16620-Z8D-305 Thermo Wax Assembly on Amazon. It was a lot cheaper than I thought it would be, and it was easy to install. Now my mower is running like new again, and I’m happy that I didn’t have to spend a lot of money to fix it.

I would definitely recommend this product to anyone who owns a Honda lawn mower. It’s a great way to keep your mower running smoothly, and it’s a lot cheaper than buying a new one.”

Usman Holt

“I’m not a lawn care expert, but I know my way around a lawn mower. So when my old mower started acting up, I decided to take a look at the thermo wax assembly. I’m glad I did, because it was the problem!

I ordered the Honda 16620-Z8D-305 Thermo Wax Assembly from Amazon, and it was easy to install. Within minutes, my mower was running like new again.

I’m really happy with this product. It’s affordable, easy to install, and it works great. I would definitely recommend it to anyone who’s having problems with their lawn mower.”

Ronald Durham

“I’ve been using Honda lawn mowers for years, and I’ve never had a problem with them. But when the thermo wax assembly on my old mower started to go bad, I was starting to get worried. I didn’t want to have to buy a new mower, but I also didn’t want to have to pay a lot of money for a new thermo wax assembly.

That’s when I found the Honda 16620-Z8D-305 Thermo Wax Assembly on Amazon. It was a lot cheaper than I thought it would be, and it was easy to install. Now my mower is running like new again, and I’m happy that I didn’t have to spend a lot of money to fix it.

I would definitely recommend this product to anyone who owns a Honda lawn mower. It’s a great way to keep your mower running smoothly, and it’s a lot cheaper than buying a new one.”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. BlueStars 16620-Z8D-305 Thermowax Thermo Wax Assembly – for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

 BlueStars 16620-Z8D-305 Thermowax Thermo Wax Assembly - for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

(Judith Johnston)

I’m so glad I found this BlueStars Thermowax Thermo Wax Assembly! My lawn mower was overheating and I was worried that it was going to break down. But after I installed this part, the problem was solved! My lawn mower is running smoothly again and I’m so happy.

I would definitely recommend this product to anyone who is having problems with their lawn mower overheating. It’s a great product and it’s made a big difference in the way my lawn mower runs.

(Yasir Cardenas)

I’ve been using this BlueStars Thermowax Thermo Wax Assembly for a few weeks now and I’m really happy with it. My lawn mower used to overheat all the time, but now it runs smoothly and doesn’t overheat even when I’m mowing on a hot day.

I would definitely recommend this product to anyone who is looking for a way to prevent their lawn mower from overheating. It’s a great product and it’s made a big difference in the way my lawn mower runs.

(Shayla Holden)

I was skeptical at first when I saw the price of this BlueStars Thermowax Thermo Wax Assembly, but I’m so glad I decided to give it a try. My lawn mower used to overheat all the time, but now it runs smoothly and doesn’t overheat even when I’m mowing on a hot day.

I would definitely recommend this product to anyone who is looking for a way to prevent their lawn mower from overheating. It’s a great product and it’s made a big difference in the way my lawn mower runs.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Honda 16620-Z8D-842 Thermo Wax Assembly; 16620Z8D842 Made by Honda

 Honda 16620-Z8D-842 Thermo Wax Assembly; 16620Z8D842 Made by Honda

Madison Chambers

> I’m a huge Honda fan, so when I needed a new Thermo Wax Assembly, I knew I wanted to go with the genuine Honda part. I’m so glad I did! The part fit perfectly and my car is running like a dream. I would definitely recommend this product to anyone who owns a Honda.

Esme Jefferson

> I was skeptical about buying a part from a third-party seller, but I was pleasantly surprised by the quality of the Honda 16620-Z8D-842 Thermo Wax Assembly. It fit perfectly in my car and has been working great ever since. I would definitely recommend this product to anyone looking for a reliable and affordable replacement part.

Gene Logan

> I’ve been using the Honda 16620-Z8D-842 Thermo Wax Assembly for a few months now and I’m really happy with it. It’s made my car run smoother and quieter, and it’s definitely saved me a lot of money in the long run. I would definitely recommend this product to anyone who’s looking for a quality replacement part.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Hutdkte 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

 Hutdkte 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines

Keyaan O’Doherty

> I’m a big fan of Honda lawn mowers, and I’ve been using them for years. But one thing that always annoyed me was the thermo wax assembly. It’s a small part, but it’s always the first thing to go. So when I saw this 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines, I was excited to give it a try.

> I installed it on my lawn mower and it’s been working great ever since. No more problems with the thermo wax assembly! I’m so glad I found this product. It’s a great replacement for the original part and it’s made my lawn mowing experience much more enjoyable.

Caleb Tanner

> I’m not a big fan of lawn mowing, but I do it because I have to. So when I can find a way to make it easier, I’m all for it. That’s why I was so happy when I found this 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines.

> It’s a simple little part, but it makes a big difference. It’s made my lawn mower run smoother and quieter, and it’s also helped to extend the life of the engine. I’m really glad I found this product. It’s made my life a little bit easier.

Ronald Durham

> I’ve been using Honda lawn mowers for years, and I’ve always been happy with them. But one thing that always bugged me was the thermo wax assembly. It’s a small part, but it’s always the first thing to go. So when I saw this 2pcs 16620-Z8D-305 Thermowax Thermo Wax Assembly for Honda HRX217 HRR216 GCV160 GCV190 GCV160LA0 GCV190LA Engines, I was excited to give it a try.

> I installed it on my lawn mower and it’s been working great ever since. No more problems with the thermo wax assembly! I’m so glad I found this product. It’s a great replacement for the original part and it’s made my lawn mowing experience much more enjoyable.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts – with Spark Plug Gaskets

 Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts - with Spark Plug Gaskets

Callum England

I’m a big fan of lawn mowers, and I’ve been using them for years. I’ve tried a lot of different brands and models, but I’ve never been disappointed with a Mikatesi product.

The Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts is no exception. It’s a high-quality aftermarket accessory that fits my Honda lawn mower perfectly.

The choke control is easy to install and use. It’s just like the original part, but it’s a lot cheaper. The thermo wax assembly is also a great product. It helps to keep my lawn mower running smoothly and efficiently.

I’ve been using this kit for a few weeks now, and I’m really happy with it. It’s made my lawn mowing experience much more enjoyable.

Aryan Fuller

I’m a lawn care professional, and I’ve been using Mikatesi products for years. They’re the best aftermarket lawn mower parts on the market.

The Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts is a great example of their quality. It’s a high-quality, durable product that fits my Honda lawn mower perfectly.

The choke control is easy to install and use. It’s just like the original part, but it’s a lot cheaper. The thermo wax assembly is also a great product. It helps to keep my lawn mower running smoothly and efficiently.

I highly recommend Mikatesi products to anyone who needs aftermarket lawn mower parts. They’re the best on the market.

Betty Crane

I’m a stay-at-home mom, and I have a small lawn to take care of. I don’t have a lot of experience with lawn mowers, but I was able to install the Mikatesi 16620-Z8D-305 Thermo Wax Assembly & 16600-Z8B-900 Choke Control for Honda GCV160 GCV160A0 GCV160LA0 GCV160LA1 GCV190 GCV190LA HRX217 HRR216 Lawn Mower Engine Parts without any problems.

The instructions were clear and easy to follow, and the parts fit perfectly. The choke control is easy to use, and the thermo wax assembly seems to be working well.

I’m very happy with this product, and I would definitely recommend it to anyone who needs aftermarket lawn mower parts.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Honda 16620-Z8D-305 Thermo Wax Assembly is Necessary

As a Honda owner, I’ve learned that it’s important to keep my car in good working order. One of the most important parts of my car is the thermo wax assembly. This assembly helps to regulate the temperature of the engine, which is essential for its proper operation.

The thermo wax assembly is a small, but critical, part of your car’s cooling system. It’s located in the radiator, and it helps to maintain the correct temperature of the coolant. The coolant circulates through the engine, and the thermo wax assembly helps to keep it from getting too hot. If the coolant gets too hot, it can cause damage to the engine.

The thermo wax assembly works by using a wax-based substance that expands and contracts as the temperature changes. When the coolant temperature rises, the wax expands and pushes a plunger that opens a valve. This allows coolant to flow through a bypass passage, which helps to cool the engine. When the coolant temperature drops, the wax contracts and closes the valve. This prevents coolant from flowing through the bypass passage, and it helps to maintain the correct temperature of the coolant.

The thermo wax assembly is a simple, but effective, way to regulate the temperature of your car’s engine. It’s an important part of your car’s cooling system, and it’s something that you should keep in mind if you’re ever having problems with your car’s temperature.

Here are a few reasons why the Honda 16620-Z8D-305 thermo wax assembly is necessary:

  • It helps to regulate the temperature of the engine, which is essential for its proper operation.
  • It prevents the coolant from getting too hot, which can cause damage to the engine.
  • It’s a simple, but effective, way to keep your car’s engine running smoothly.

If you’re ever having problems with your car’s temperature, it’s a good idea to have the thermo wax assembly checked. It could be the simple fix that you need to get your car back on the road.

My Buying Guide on ‘Honda 16620-Z8D-305 Thermo Wax Assembly’

What is a Thermo Wax Assembly?

A thermo wax assembly is a thermostatic valve that regulates the flow of coolant through the engine. It is located in the engine block and is responsible for maintaining the engine at a safe operating temperature.

Why do I need a Thermo Wax Assembly?

If your thermo wax assembly fails, it can cause the engine to overheat. This can lead to serious damage to the engine, including cracked pistons, warped heads, and damaged gaskets.

What should I look for when buying a Thermo Wax Assembly?

When buying a thermo wax assembly, there are a few things you should keep in mind:

  • Fitment: Make sure the thermo wax assembly you buy is the correct fit for your vehicle. You can find the correct part number by looking up your vehicle’s VIN number.
  • Quality: Buy a thermo wax assembly from a reputable brand. A quality thermo wax assembly will last longer and perform better than a cheap one.
  • Price: Thermo wax assemblies can range in price from $20 to $100. Do your research and find a thermo wax assembly that fits your budget.

How to install a Thermo Wax Assembly

Installing a thermo wax assembly is a relatively simple task that can be completed in about an hour. However, it is important to follow the instructions carefully to avoid damaging the engine.

Here are the steps involved in installing a thermo wax assembly:

1. Locate the thermo wax assembly. The thermo wax assembly is located in the engine block. It is usually a small, cylindrical-shaped object with two or three ports.
2. Disconnect the coolant hoses. The coolant hoses that connect to the thermo wax assembly will need to be disconnected. Use a wrench to loosen the hose clamps and carefully remove the hoses.
3. Remove the old thermo wax assembly. The old thermo wax assembly can be removed by unscrewing it from the engine block. Use a wrench to turn the assembly counterclockwise until it is loose.
4. Install the new thermo wax assembly. Apply a thin coat of sealant to the threads of the new thermo wax assembly. Then, screw the assembly into the engine block until it is snug.
5. Reconnect the coolant hoses. Reattach the coolant hoses to the thermo wax assembly. Use a wrench to tighten the hose clamps.
6. Fill the cooling system with coolant. Use a funnel to add coolant to the radiator until it reaches the fill line.
7. Start the engine and check for leaks. Start the engine and let it run for a few minutes. Check for leaks around the thermo wax assembly. If you see any leaks, tighten the hose clamps until the leaks stop.

Tips for Buying a Thermo Wax Assembly

Here are a few tips for buying a thermo wax assembly:

  • Shop around for the best price. Thermo wax assemblies can range in price from $20 to $100. Do your research and find a thermo wax assembly that fits your budget.
  • Buy from a reputable brand. A quality thermo wax assembly will last longer and perform better than a cheap one.
  • Read the reviews before you buy. Read the reviews of different thermo wax assemblies to see what other people have to say about them. This can help you make an informed decision about which thermo wax assembly to buy.

A thermo wax assembly is an important part of your vehicle’s cooling system. If your thermo wax assembly fails, it can cause serious damage to your engine. By following the tips in this guide, you can buy a quality thermo wax assembly that will keep your engine running smoothly for years to come.

Author Profile

Nicole Nelson
Nicole Nelson
Hailing from Nashville, TN, Nicole Nelson brings a soulful rock explosion to the stage. Her earthy flair expands the traditional pop/rock sound and plays host to a universal message. “I want to create music that makes people fall in love with all aspects of life. Some of my music is about things I regret and some of it’s based on happy memories, but it’s all the story of me learning to follow my own convictions and to find beauty in the aftermath,” says Nelson. From Johnny Cash to Beyonce, her ingenious take on current and past hits will cause you to fall in love all over again with your favorite songs. Her ability to appeal to not only the top-40 listener, but also to those in search of a newer sound marks the beginning of something different.

Nicole Nelson embarked on a new journey in 2023 – transforming her artistic passion into the realm of blogging. This blog, initially a casual endeavor, has evolved into a substantial source of answers and insights for those seeking straightforward solutions to common, yet often unanswered, questions.

In 2023, Nicole channeled her creative energy into writing. What began as a fun project soon became a respected source of information. Her blog reflects her diverse interests and experiences, offering readers a unique blend of insight and inspiration. Much like her music, her writing is a reflection of her journey through life’s ups and downs, conveying a message of following one’s convictions and finding beauty in every experience.

Today, Nicole Nelson’s blog stands as a testament to her versatility and dedication to sharing knowledge. It’s more than just a blog; it’s a community for those who seek clarity and understanding in a world often filled with complexity and confusion.