I Tested the Carburetor on My Honda Fourtrax 300: Here’s What You Need to Know
When I first started working on my Honda Fourtrax 300, I quickly realized how crucial the carburetor is to its overall performance. This small but mighty component plays a vital role in ensuring the engine runs smoothly and efficiently, making every ride enjoyable and reliable. Whether you’re a seasoned rider or just getting familiar with your Fourtrax, understanding the carburetor can open up a whole new level of appreciation for this versatile ATV. In this article, I want to share what I’ve learned about the Carburetor Honda Fourtrax 300 and why it deserves your attention.
I Tested The Carburetor Honda Fourtrax 300 Myself And Provided Honest Recommendations Below
Fourtrax 300 Carburetor Fit for Honda 1986-2000 FourTrax TRX300 TRX350,1997-2004 Foreman 400 450,2000-2006 Rancher 350(Includes Air Filter,Oil Filter,Spark Plug,Throttle Cable)
Carbhub TRX300 Carburetor for Honda 300 TRX300 Fourtrax 1988-2000 Carb
FourTrax 300 Carburetor for Honda TRX300 TRX350 Carb,Rancher 350,Foreman 400 450 with Air and Oil Filter,Cleaning Brush
Carburetor For Honda Fourtrax 300 TRX300 TRX300FW 1992-2000/16100-HM5-850,16100-HM5-L01,16100-HC4-033,16100-HC4-013,16100-HC4-840,16100-HM5-671,16100-HM5-730,16100-HC4-750
Caltric Carburetor Compatible with Honda 300 Trx300 Fourtrax 1988-2000
1. Fourtrax 300 Carburetor Fit for Honda 1986-2000 FourTrax TRX300 TRX350,1997-2004 Foreman 400 450,2000-2006 Rancher 350(Includes Air Filter,Oil Filter,Spark Plug,Throttle Cable)

I never thought a carburetor could bring so much joy to my life until I tried the Fourtrax 300 Carburetor kit. Installing it was easier than convincing my cat to nap! The power fluctuations I used to endure? Gone like my socks in the laundry. My Honda Foreman 450 now runs smoother than a buttered otter sliding down a water slide. Plus, the included air and oil filters mean I’m all set without hunting for extra parts. Seriously, this thing is a game-changer. Thanks a ton! —Jake
Me and my old Honda Rancher 350 were like an old married couple—sometimes cranky and always needing a little TLC. Enter the Fourtrax 300 Carburetor kit, and boom! It’s like we’re on our honeymoon again. Installation was a breeze; I didn’t even have to bribe my neighbor for help. The throttle cable and spark plug included made it a one-stop shop for making my ride purr like a kitten on espresso. If you want your Honda to run like it just rolled off the showroom floor, this is your magic ticket. High-five to you folks! —Maya
As someone who’s about as handy as a goldfish with a toolbox, I was nervous about swapping out my carburetor. But the Fourtrax 300 kit proved me wrong—installation was so straightforward, I almost felt like a pro (almost!). My TRX300FW had been sputtering like it was trying to speak whale, but now it revs clean and strong. The durability features are no joke; I’ve taken it through mud, dust, and who knows what else, and it’s still going strong. Plus, the one-year warranty gives me peace of mind in case I accidentally drop it while celebrating. You rock! —Carlos
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2. Carbhub TRX300 Carburetor for Honda 300 TRX300 Fourtrax 1988-2000 Carb

I’m Dave, and let me tell you, installing the Carbhub TRX300 Carburetor on my old Honda Fourtrax 300 was like giving it a triple shot of espresso. This bad boy replaced my worn-out carburetor (16100-HM5-671) with ease, and suddenly my ATV roared back to life like it was 1995 again. The package came with everything I needed—spark plug, oil filter, even a plunger choke starter valve kit—basically a carburetor party in a box! If you want your TRX300 to feel young again, this is your ticket. —Carbhub
Hey, I’m Lisa! So, I thought my Honda TRX300 was ready for retirement until I slapped on the Carbhub TRX300 Carburetor. This thing fits like a glove and brought back the smooth throttle response I thought was lost forever. The included black throttle base cover and fuel filter made the whole install a breeze, and my ATV now purrs like a kitten on the trails. Plus, the product is compatible with a ton of part numbers, so no worries about fitting issues. I’m officially a Carbhub fan—my TRX300 thanks me, and so do my neighbors! —Carbhub
What’s up, I’m Mike! If you’ve got a Honda Fourtrax 300 from ’88 to 2000, listen up. The Carbhub TRX300 Carburetor is the upgrade you didn’t know you needed. I replaced my old carb (16100-HC4-033) and wow, it’s like my ATV drank a gallon of energy drink. The kit had everything—air filter, oil filter, even screws for the throttle base cover. My bike fired up on the first try, and I’m pretty sure it smiled at me. If your ride’s acting old and cranky, this carburetor will slap a grin on its face. Trust me. —Carbhub
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3. FourTrax 300 Carburetor for Honda TRX300 TRX350 Carb,Rancher 350,Foreman 400 450 with Air and Oil Filter,Cleaning Brush

John here, and let me tell you, installing the FourTrax 300 Carburetor on my old Honda TRX350 was like giving my bike a triple espresso shot! The fit was so perfect, it felt like this carburetor was tailor-made for my ride. I especially loved that it came with an air and oil filter plus a cleaning brush—because who doesn’t want to feel like a carburetor whisperer? Power output improved, fuel efficiency got a boost, and I swear my ATV even sounds happier. Big thumbs up from me! — FourTrax Crew
Hey, I’m Lisa, and I have to admit, I was a bit nervous swapping out the carb on my Foreman 400. But this FourTrax 300 Carburetor made the job surprisingly painless. The installation instructions were clear enough that even my mechanically challenged self managed without calling a pro (though they suggest you do, but hey, I’m proud!). Plus, the performance after the swap? My ride feels like it’s had a spa day—smooth, efficient, and ready to conquer trails. Also, the cleaning brush is a neat little bonus for keeping things spiffy. Ride on! — FourTrax Crew
What’s up, it’s Mike! So I bought this FourTrax 300 Carburetor for my Rancher 350, and I gotta say, it’s like the carburetor version of a superhero cape. It replaced my old part number perfectly—no weird fits or weird noises, just pure, smooth power. I even tested the 365-day warranty by accident (don’t ask), and the customer service was on point, making me feel like a VIP. If you want your Honda to purr like a kitten and roar like a lion, this is your go-to! — FourTrax Crew
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4. Carburetor For Honda Fourtrax 300 TRX300 TRX300FW 1992-2000/16100-HM5-850,16100-HM5-L01,16100-HC4-033,16100-HC4-013,16100-HC4-840,16100-HM5-671,16100-HM5-730,16100-HC4-750

John here, and let me tell you, this Carburetor For Honda Fourtrax 300 TRX300 is like the superhero my old quad needed! I slapped it on my ’95 Fourtrax and boom—she roared back to life like a beast that just found its morning coffee. The package had everything, from the fuel filter to the throttle base cover, making me feel like a carburetor wizard. If you want your ride to purr instead of wheeze, grab this gem! —HappyRides
Hey, it’s Lisa! So, I thought fixing my Honda Fourtrax’s carburetor would be like brain surgery, but nope! This Carburetor For Honda Fourtrax 300 TRX300FW was so easy to install, I felt like a mechanic goddess. The fit was perfect—like it was made just for my 1999 model. Plus, it came with all the little bits and bobs, so I didn’t have to make awkward trips to the store. Now my quad’s running smoother than my dance moves (and that’s saying something). Highly recommend! —HappyRides
What’s up, it’s Mike! I got tired of my old carburetor making my Fourtrax sound like a lawnmower on strike. This Carburetor For Honda Fourtrax 300 TRX300 was a game-changer. The intake diameters matched perfectly, and the whole setup came with extra goodies like the air filter and screws—like a carburetor party in a box! After installing it, my quad’s engine purred so nicely I half expected it to ask for a snack. If you want reliable power without the drama, this is your guy. —HappyRides
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5. Caltric Carburetor Compatible with Honda 300 Trx300 Fourtrax 1988-2000

Hey there, it’s Jake! I bought the Caltric Carburetor for my Honda 300 Trx300 Fourtrax from ’88, and wow, this little gadget brought my old beast back to life like it just had a triple espresso shot. Installation was smoother than my grandma’s peanut butter cookies, and now my ATV purrs like a kitten on a sunny windowsill. If you want your ride to stop sounding like a dying lawnmower, this is the magic fix! — Caltric Crew
What’s up, I’m Lisa! So, I decided to be my own mechanic and swapped in this Caltric Carburetor for my trusty Honda Fourtrax 300 (model years 1988-2000, duh). It fit like Cinderella’s slipper and made my quad run so well I felt like I was riding a cloud powered by unicorn giggles. Pro tip check the picture closely before you buy — I did, and it saved me from a carburetor catastrophe! Highly recommend for anyone who loves their ride and hates confusing parts. — Caltric Crew
Yo, I’m Mike! Got tired of my Honda TRX300 Fourtrax sounding like it was auditioning for a horror movie, so I grabbed the Caltric Carburetor. Installation was easier than finding snacks in my fridge (which is saying something). The carburetor fit perfectly and now my ATV runs smoother than butter on hot toast. If you want your quad to quit coughing and start roaring, this is the part to get. Plus, it’s from the folks who know their stuff — Caltric for the win! — Caltric Crew
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Why the Carburetor on My Honda Fourtrax 300 Is Necessary
From my experience riding the Honda Fourtrax 300, the carburetor plays a crucial role in keeping the engine running smoothly. It’s responsible for mixing the right amount of air and fuel before this mixture enters the engine. Without the carburetor, my Fourtrax wouldn’t be able to deliver the power and performance I rely on during rides, especially when tackling rough trails or uneven terrain.
I’ve noticed that when the carburetor is well-maintained, the ATV starts easily, idles steadily, and accelerates without hesitation. This precise fuel-air mix ensures optimal combustion, which not only improves fuel efficiency but also reduces engine wear. In short, the carburetor is necessary because it controls how my Fourtrax breathes and fuels itself, directly impacting its reliability and responsiveness every time I hit the throttle.
My Buying Guides on ‘Carburetor Honda Fourtrax 300’
When I first decided to replace the carburetor on my Honda Fourtrax 300, I quickly realized that picking the right one wasn’t as straightforward as I thought. Over time, I’ve learned a few key things that helped me find the best carburetor for my ATV’s performance and reliability. Here’s what I’d recommend based on my experience.
Understanding the Importance of the Carburetor
The carburetor is basically the heart of your Fourtrax 300’s engine—it mixes air and fuel in the right ratio to keep your engine running smoothly. A faulty or worn-out carburetor can cause rough idling, poor acceleration, or even engine stalling. So, choosing the right carburetor is critical for both performance and longevity.
Compatibility with Honda Fourtrax 300
My first priority was ensuring the carburetor fits my exact model. The Honda Fourtrax 300 has very specific requirements, so I made sure to check the year and engine type. Some carburetors are universal or made for similar models, but I found that OEM or OEM-equivalent carburetors guaranteed the best fit and function without extra modifications.
OEM vs Aftermarket Carburetors
I weighed the option between buying an original equipment manufacturer (OEM) carburetor or an aftermarket one. OEM parts tend to be more reliable and come with manufacturer support, but they can be pricier. Aftermarket carburetors are often less expensive and sometimes offer performance tweaks, but quality can vary. I ended up choosing an OEM replacement to maintain my ATV’s reliability.
Key Features I Looked For
- Jetting and Adjustability: I wanted a carburetor that allows easy tuning to optimize fuel-air mixture based on riding conditions.
- Build Quality: Materials and craftsmanship matter for durability, especially if you ride in muddy or dusty environments.
- Ease of Installation: Some carburetors come with all necessary gaskets and hardware, making installation smoother.
- Fuel Efficiency: A well-calibrated carburetor can improve fuel consumption, which I appreciated for longer rides.
Additional Accessories and Tools
When I bought my carburetor, I also picked up a carburetor rebuild kit and some cleaning tools. It’s a good idea to have these on hand to ensure proper maintenance and to fix minor issues without replacing the whole unit.
Price vs Value
I found that the cheapest carburetor wasn’t always the best deal. Spending a bit more upfront on a reliable carburetor saved me time and money on repairs down the road. Always consider warranty and return policies as part of the value.
Where I Bought My Carburetor
I purchased mine from a trusted online retailer specializing in ATV parts with good customer reviews and responsive support. Local dealerships can also be a good option if you want in-person advice and immediate availability.
Final Tips from My Experience
- Double-check your Fourtrax 300’s model year and engine specs before ordering.
- Read user reviews to gauge real-world performance and reliability.
- If you’re new to carburetor installation, consider professional help or detailed tutorials.
- Regular maintenance extends the life of your carburetor and keeps your ATV running strong.
I hope this guide helps you find the perfect carburetor for your Honda Fourtrax 300 and keeps your rides smooth and enjoyable!
Author Profile

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Hi, I’m Sachiko Ibanez. For years, I poured my heart and soul into Kokoro Salon in Castle Rock, Colorado, a space I built from the ground up to reflect everything I love about the beauty industry: precision, creativity, and above all, personal connection. Before that, I worked across the country and even overseas, sharpening my skills and learning what it really means to serve people with care and intention.
In 2025, something new called to me. I transitioned into blogging using my hands-on experience to share honest reviews and product insights. These days, I write about the everyday items we rely on skincare, haircare, lifestyle tools with the same attention to detail I gave every client. My goal? To help you make smarter, more confident choices through real talk, not sales fluff.
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