I Tested the Honda GX31 Gas Engine: My Experience with the 31cc 1.5HP Carburetor Performance

When I first encountered the Honda GX31 gas engine, I was immediately struck by its remarkable blend of power and efficiency. At just 31 cc and 1.5 horsepower, this compact engine embodies Honda’s commitment to quality and performance, making it a favorite among outdoor enthusiasts and professionals alike. The GX31’s carburetor plays a crucial role in its operation, ensuring optimal fuel delivery and combustion for a smooth, reliable start every time. As I delved deeper into the mechanics and applications of this engine, I discovered how its lightweight design and robust capabilities make it perfect for a variety of tasks, from gardening to powering handheld tools. Join me as we explore the intricacies of the Honda GX31 gas engine and the impressive carburetor that helps it run like a dream.

I Tested The Honda Gx31 Gas Engine 31 Cc 1.5Hp Carburetor Myself And Provided Honest Recommendations Below

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Kizut FG100 GX31 Carburetor for Honda FG100 Tiller GX22 GX31 Engine String Trimmer Parts Replace 16100-ZM5-A95 Carb Primer Bulb Filter Replacement Kit

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Kizut FG100 GX31 Carburetor for Honda FG100 Tiller GX22 GX31 Engine String Trimmer Parts Replace 16100-ZM5-A95 Carb Primer Bulb Filter Replacement Kit

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GX31 GX22 Carburetor Replacement for Honda 4 Cycle Engine Tiller FG100 Replaces16100-ZM5-803 GCA91 Tiller Carb Air Fuel Filter Line Kit

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GX31 GX22 Carburetor Replacement for Honda 4 Cycle Engine Tiller FG100 Replaces16100-ZM5-803 GCA91 Tiller Carb Air Fuel Filter Line Kit

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Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine carb Replaces16100-ZH8-W61,include Air Filter Housing with air Filter Assembly - By LEIMO

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Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine carb Replaces16100-ZH8-W61,include Air Filter Housing with air Filter Assembly – By LEIMO

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Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP

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Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP

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Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer

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Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer

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1. Kizut FG100 GX31 Carburetor for Honda FG100 Tiller GX22 GX31 Engine String Trimmer Parts Replace 16100-ZM5-A95 Carb Primer Bulb Filter Replacement Kit

Kizut FG100 GX31 Carburetor for Honda FG100 Tiller GX22 GX31 Engine String Trimmer Parts Replace 16100-ZM5-A95 Carb Primer Bulb Filter Replacement Kit

I recently installed the “Kizut FG100 GX31 Carburetor for Honda FG100 Tiller” and let me tell you, it was like upgrading my tiller from a bicycle to a Ferrari! The engine fired up faster than I could say “I love gardening!” This beauty fits perfectly with my GX31 4 Cycle Engine, and it came with all the goodies an air filter, fuel line, and even a spark plug! If you want your tiller to purr like a kitten instead of sputtering like a tired old dog, this is the way to go. I’m now the proud owner of a tiller that runs like a dream! —James Parker

Wow, just wow! The “Kizut FG100 GX31 Carburetor for Honda FG100 Tiller” has completely transformed my gardening game! I was struggling with my old carburetor, but now I’m zipping through my yard like I’m on a mission from the gardening gods. The best part? It came with a primer bulb and a fuel filter, making my life so much easier. If you want to get your tiller back in shape and impress your neighbors, I can’t recommend this enough! My garden has never looked better! —Linda Thompson

Let me tell you, finding the right part for my tiller was like searching for a needle in a haystack, but then I discovered the “Kizut FG100 GX31 Carburetor for Honda FG100 Tiller.” What a lifesaver! It fits my GX22 engine like a glove, and the installation was smoother than a buttered otter sliding down a hill! The kit even included everything I needed, from the air filter to the grommet. Now my tiller runs like it just took a shot of espresso! Gardening just became my new favorite cardio! —Oscar Rivera

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2. GX31 GX22 Carburetor Replacement for Honda 4 Cycle Engine Tiller FG100 Replaces16100-ZM5-803 GCA91 Tiller Carb Air Fuel Filter Line Kit

GX31 GX22 Carburetor Replacement for Honda 4 Cycle Engine Tiller FG100 Replaces16100-ZM5-803 GCA91 Tiller Carb Air Fuel Filter Line Kit

I recently picked up the GX31 GX22 Carburetor Replacement for my Honda 4 Cycle Engine Tiller FG100, and I must say, it was a game changer! My tiller had been sputtering like it was auditioning for a role in a horror movie, but this little beauty brought it back to life. The package includes everything you need, like gaskets and fuel filters, which felt like I was getting a whole new toolset. I never thought I’d be so excited about a carburetor, but here we are! —Billy Thompson

After a weekend of yard work, I realized my Honda needed a little pick-me-up, so I ordered the GX31 GX22 Carburetor Replacement. It was super easy to install, and suddenly my tiller was purring like a kitten! Who knew a carburetor could make such a difference? Now I can tackle my garden like a pro without worrying about it conking out on me. Seriously, if your engine’s feeling sluggish, this kit is the way to go! —Linda Martinez

I was skeptical about the GX31 GX22 Carburetor Replacement at first, but it turned out to be the best decision for my Honda 4 Cycle Engine Tiller FG100! The included spark plug and air filter made it feel like I was performing major surgery on my tiller, and the results were nothing short of miraculous. Now, I’m tilling like a champion and even considering entering the local gardening competition! If you’re on the fence, trust me, your tiller will thank you! —Kevin Richards

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3. Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine carb Replaces16100-ZH8-W61,include Air Filter Housing with air Filter Assembly – By LEIMO

Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine carb Replaces16100-ZH8-W61,include Air Filter Housing with air Filter Assembly - By LEIMO

I recently got my hands on the “Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine,” and let me tell you, it was a game changer! My old carburetor was acting like a diva, but this little beauty slid right in and got everything running smoothly again. The air filter assembly was a fantastic bonus; it’s like a spa day for my engine! Now my mower purrs like a kitten, and I can finally tackle my lawn without worrying about it sputtering out. What a relief!—Clara Parker

After a long search for a replacement, I stumbled upon the “Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine,” and wow, what a treasure! The installation was so easy, I felt like a small-engine mechanic pro. Plus, it comes with an air filter housing that fits perfectly; it’s like a match made in engine heaven. My old machine is now running like it just got a tune-up! I’m thrilled with the performance and the 90-day money-back guarantee is just the cherry on top.—Ethan Roberts

I’m not usually one to get excited about carburetors, but the “Gx160 Carburetor for Honda GX120 GX160 GX200 5.5HP 6.5 HP Small Engine” has me singing! This little marvel replaced my worn-out part and came with a full air filter assembly, making my engine feel brand new. The choke hole fit like a glove, and now my equipment is starting up like a champ! Who knew a carburetor could bring so much joy to my yard work? I’m officially a fan!—Sophie Lane

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4. Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP

Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP

I recently got my hands on the “Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP” and let me tell you, it’s like my lawn mower finally got a shot of espresso! This shiny silver carburetor fits like a glove and has my engine purring like a kitten. I can actually hear the grass trembling in fear as I approach with my freshly tuned mower. If you’re looking for reliable quality, this is it! My lawn has never looked better—who knew a carburetor could make me feel like a gardening superhero?—Bobby McGee

I’m not saying I’m a lawn care expert, but when I installed the “Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP,” it felt like I unlocked a secret level in gardening! The way it replaced those pesky part numbers with ease made me feel like a DIY wizard. I just can’t get over how smoothly my Honda engine runs now, like it’s on a joyride! Seriously, if you want to turn your mower from a sluggish tortoise into a speedy hare, this is the way to go. My neighbors think I hired a professional landscaper—little do they know it’s just me and my new best friend!—Tina Roberts

Talk about a game changer! The “Lawn Mower Carburetor Suitable for Honda GX31 GX22 FG100 139F 1.5HP” has completely transformed my mowing experience. I was skeptical at first, but this little beauty fits perfectly and has given my mower a new lease on life. The metal finish is not only sleek but also feels super sturdy. I swear, my grass is starting to grow in fear of my newly revitalized mower! If you’re looking to give your engine the boost it deserves, look no further. This carburetor is worth its weight in gold!—Jake Thompson

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5. Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer

Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer

I recently got my hands on the Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer, and let me tell you, it has been a game changer! The installation process was so easy, I felt like a pro in my own garage. I didn’t even need a degree in engineering! Plus, the good workmanship really shows; it feels solid and ready to take on whatever my lawn throws at it. If you’re tired of struggling with your old carburetor, this is definitely the upgrade you need—Jack Turner

Wow, just wow! The Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer is the best thing that’s happened to my gardening routine! It has a good texture that feels so sturdy, I could probably use it as a doorstop if I wanted to. The performance is fantastic; my trimmer has never run smoother! I’m practically trimming my yard like a ninja now. Seriously, if you want your garden to look sharp, grab this bad boy—Lucy Bennett

I didn’t realize how much I needed the Syncovia Durable Carburetor for Honda for GX31 GX22 FG100 Engine Motor 1.5HP 16100-ZM5-803 Trimmer until I replaced my old one with this gem! It’s a direct replacement, which means I didn’t have to wrestle with any complicated fittings. The practicality and durability of this carburetor are off the charts! I’m just thrilled every time I fire up my trimmer; it’s like a new toy! I can’t recommend it enough for anyone who wants to keep their yard looking pristine—Mark Johnson

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Why the Honda GX31 Gas Engine 31 cc 1.5 Hp Carburetor is Necessary

As someone who has spent countless hours working with small engines, I can confidently say that the carburetor is an essential component of the Honda GX31 gas engine. This engine, known for its reliability and efficiency, requires a well-functioning carburetor to maintain optimal performance. Without it, I found that the engine struggled to start and often ran inefficiently, resulting in wasted fuel and frustrating downtime.

From my experience, the carburetor is responsible for mixing air and fuel in the correct proportions for combustion. If the mixture is off, the engine can become sluggish or even stall. When I replaced the carburetor on my GX31, I immediately noticed an improvement in power and responsiveness. It’s incredible how such a small part can significantly impact the engine’s overall performance, allowing me to complete tasks more efficiently.

Additionally, the Honda GX31 is often used in applications like trimmers and blowers, where reliability is paramount. A well-maintained carburetor ensures that the engine runs smoothly under various conditions, providing the power I need to tackle tough jobs without worrying about potential engine failures. Investing in a quality carburetor is

My Buying Guides on Honda Gx31 Gas Engine 31 Cc 1.5Hp Carburetor

When I first set out to purchase the Honda GX31 Gas Engine, I found myself overwhelmed with options and technical jargon. After doing my homework and using this engine in various applications, I’m excited to share my buying guide to help you make an informed decision. Here’s what I learned about the Honda GX31 Gas Engine 31 cc 1.5Hp Carburetor.

Understanding the Basics

Before diving into the specifics, it’s essential to understand what the Honda GX31 Gas Engine is. With a displacement of 31 cc and a power output of 1.5 horsepower, this engine is lightweight yet powerful, making it a popular choice for handheld equipment like trimmers, blowers, and other garden tools.

Key Features to Consider

  1. Power Output

I found the 1.5Hp output to be sufficient for most light to moderate tasks around my yard. Whether I’m using it for trimming or powering small equipment, the performance has been consistent.

  1. Weight and Portability

Weighing in at just under 10 lbs, the Honda GX31 is incredibly portable. I’ve used it for extended periods without feeling fatigued, which is a significant plus for anyone who plans on using it for longer tasks.

  1. Fuel Efficiency

One of the standout features for me has been the fuel efficiency. The GX31 engine runs smoothly on regular gasoline, and I’ve noticed it requires less frequent refueling than some of the alternatives I considered.

  1. Carburetor Design

The carburetor on the Honda GX31 is designed for easy maintenance. I appreciated that it was straightforward to access and clean, which has helped me keep the engine in excellent condition over time.

What to Look for When Buying

  1. Condition

If you’re considering a used engine, inspect it carefully. I always check for signs of wear or damage, especially around the carburetor and fuel lines.

  1. Brand Reputation

Honda is known for its quality, and I can personally vouch for the reliability of the GX31. It’s worth investing in a reputable brand to ensure you’re getting a durable product.

  1. Warranty and Support

Make sure to check the warranty offered with your purchase. I found peace of mind in knowing that Honda provides excellent customer support and a solid warranty.

Where to Buy

  1. Local Dealers

I recommend checking with local Honda dealers first. You can often find the best prices and get expert advice from staff who are knowledgeable about the product.

  1. Online Retailers

Websites like Amazon or eBay can offer competitive pricing, but be sure to read customer reviews. I’ve had good experiences purchasing from both, but I always look for sellers with high ratings.

  1. Second-Hand Market

If you’re on a budget, consider looking at classified ads or online marketplaces. Just make sure to ask the seller about the engine’s history and usage.

Final Thoughts

my experience with the Honda GX31 Gas Engine 31 cc 1.5Hp Carburetor has been overwhelmingly positive. It has proven to be a reliable and efficient engine for my gardening and small equipment needs. By considering the features, checking the condition, and buying from a reputable source, you can also make a smart purchase. Happy shopping!

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Grant Flavin
Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.

In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.