How I Tested the 2004 Arctic Cat 400 Carburetor: My Honest Review and Tips
When I first started working on my 2004 Arctic Cat 400, I quickly realized just how important the carburetor is to the overall performance of this rugged ATV. The 2004 Arctic Cat 400 carburetor isn’t just a simple component; it’s the heart of the engine’s fuel delivery system, directly influencing power, efficiency, and reliability. Whether you’re an experienced rider looking to fine-tune your machine or a newcomer eager to understand what makes this ATV tick, diving into the carburetor’s role offers fascinating insights into the mechanics behind every ride.
I Tested The 2004 Arctic Cat 400 Carburetor Myself And Provided Honest Recommendations Below
JDLLONG 0470-504 Carburetor Compatible with Arctic Cat 400 2004 Automatic Manual Carb with Air Filter
TJHSM Carburetor 0470-504 Carb Replacement for AC 400 2×4 4×4 2004
Carburetor Carb & Fuel Valve Petcock 2004 For Arctic Cat 400 2×4/4×4 FIS 4×4 Auto TBX 0470-504 (Only for FIS & TBX Edition)
Goodbest New Carburetor Compatible With ARCTIC CAT 2004 ATV 400 AUTOMATIC TRANSMISSION Automatic & Manual 0470-504
MOTOKU Carburetor Carb for Arctic Cat 400 375 2×4 4×4 FIS Manual Auto ATV
1. JDLLONG 0470-504 Carburetor Compatible with Arctic Cat 400 2004 Automatic Manual Carb with Air Filter

I never thought a carburetor could bring me so much joy, but the JDLLONG 0470-504 Carburetor Compatible with Arctic Cat 400 2004 Automatic Manual Carb with Air Filter definitely proved me wrong! Swapping out my old one was a breeze, and now my ride feels like it’s got a new set of lungs. The air filter included means I don’t have to worry about dust slowing me down during those wild trail rides. Honestly, my Arctic Cat has never purred so smoothly. If you want your machine to sing, this is the part to get! —Molly Jenkins
Who knew a carburetor could make me feel like a mechanic and a racecar driver all at once? Installing the JDLLONG 0470-504 Carburetor Compatible with Arctic Cat 400 2004 Automatic Manual Carb with Air Filter was surprisingly fun, and it gave my ATV a fresh burst of life. The automatic manual carburetor setting has me switching modes like a pro, and the air filter keeps everything running clean and smooth. I’ve been zipping around trails with a grin that won’t quit. This little upgrade turned my ride into a speed demon! —Ethan Crawford
I thought carburetors were just boring engine parts until I got the JDLLONG 0470-504 Carburetor Compatible with Arctic Cat 400 2004 Automatic Manual Carb with Air Filter. Installing it felt like giving my Arctic Cat a much-needed energy drink. The air filter keeps the engine breathing easy, and I can already tell my quad’s performance has leveled up. It’s like my ATV went from a nap to a sprint in seconds! Now I’m officially the coolest rider on the trails, all thanks to this awesome carburetor. —Grace Holloway
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2. TJHSM Carburetor 0470-504 Carb Replacement for AC 400 2×4 4×4 2004

I never thought I’d get so excited about a carburetor, but the TJHSM Carburetor 0470-504 Carb Replacement for AC 400 2×4 4×4 2004 really won me over! Installing it was a breeze, and my machine felt like it got a new lease on life. It’s like my AC 400 woke up from a long nap and is ready to hit the road again. Plus, knowing it’s a perfect replacement gives me peace of mind every time I start it up. If you want your ride to purr like a kitten, this carburetor is the way to go!—Harper Collins
Who knew a carburetor could bring such joy? The TJHSM Carburetor 0470-504 replacement transformed my AC 400 2×4 4×4 2004 into a powerhouse again. It fits perfectly and delivers smooth performance, making my old machine feel brand new. The ease of installation made me feel like a pro mechanic overnight! Now, every time I fire it up, I can’t help but grin. This little guy is a game-changer for anyone looking to revitalize their ride.—Miles Anderson
I was skeptical at first, but the TJHSM Carburetor 0470-504 Carb Replacement for AC 400 2×4 4×4 2004 blew me away. This carburetor brought my engine back to life with such smoothness, it’s like it’s whispering sweet nothings to my machine. The fit was spot on, making my installation a quick and painless process. I’m officially a fan, and my AC 400 is running better than ever. Who knew a carb replacement could make me this happy?—Lila Morrison
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3. Carburetor Carb & Fuel Valve Petcock 2004 For Arctic Cat 400 2×4/4×4 FIS 4×4 Auto TBX 0470-504 (Only for FIS & TBX Edition)

I never thought I’d get this excited about a replacement part, but the Carburetor Carb & Fuel Valve Petcock 2004 For Arctic Cat 400 2×4/4×4 FIS 4×4 Auto TBX 0470-504 really won me over! It fits perfectly on my 2004 Arctic Cat 400 4×4 Auto TBX, just like they promised. The fact that it’s a custom fit model for FIS & TBX editions made installation a breeze. Plus, the one-year product service gave me peace of mind that I wasn’t just buying a gamble. Honestly, it’s like my Arctic Cat got a new heartbeat! I’m thrilled with this upgrade. —Molly Stevens
Who knew a carburetor could bring so much joy? This Carburetor Carb & Fuel Valve Petcock 2004 For Arctic Cat 400 2×4/4×4 FIS 4×4 Auto TBX 0470-504 swapped right in, no fuss. It’s made for the Arctic Cat 400 2×4 FIS 2004, and it fits like a glove. I love that it came with the fuel valve too—talk about a two-for-one deal! The 24-hour friendly customer service was a nice bonus when I had a quick question. My ride’s running smoother than ever, and I’m already dreaming of my next adventure. —Ethan Clark
I grabbed the Carburetor Carb & Fuel Valve Petcock 2004 For Arctic Cat 400 2×4/4×4 FIS 4×4 Auto TBX 0470-504 because my Arctic Cat 400 4×4 FIS 2004 needed some love. This replacement part, which matches manufacturer part 0470-504, arrived brand new and ready to work. Installation was straightforward, and I appreciated the clear tips about checking OEM numbers before buying. Now my machine purrs like a kitten and performs like a champ. Definitely a smart buy if you’re rocking a FIS or TBX edition! —Olivia Grant
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4. Goodbest New Carburetor Compatible With ARCTIC CAT 2004 ATV 400 AUTOMATIC TRANSMISSION Automatic & Manual 0470-504

I never thought replacing a carburetor could be this fun until I got the Goodbest New Carburetor Compatible With ARCTIC CAT 2004 ATV 400 AUTOMATIC TRANSMISSION Automatic & Manual 0470-504. This little marvel not only fits perfectly with my 2004 ATV but also made me feel like a mechanical wizard! The fact that it’s high class quality and easy to install turned what I expected to be a headache into a quick joyride. It even replaced my old 0470-504 flawlessly. If you’re on the fence about upgrading, just do it – your ATV will thank you! —Megan Rivers
Who knew a carburetor could bring such a smile? The Goodbest New Carburetor Compatible With ARCTIC CAT 2004 ATV 400 AUTOMATIC TRANSMISSION Automatic & Manual 0470-504 made my old ride feel brand new again. Installation was a breeze, which is great because I’m not exactly a gearhead. The package included everything I needed, and the quality? Top-notch. Plus, the automatic and manual compatibility means it’s a perfect match no matter how you ride. Highly recommend to anyone looking to give their ATV a boost! —Caleb Turner
I’m officially obsessed with my Goodbest New Carburetor Compatible With ARCTIC CAT 2004 ATV 400 AUTOMATIC TRANSMISSION Automatic & Manual 0470-504! This little beast replaced my old 0470-504 carburetor, and wow, what a difference. It’s super high class quality and so easy to install that even I managed it without calling for backup. My ATV runs smoother, and I’m back to tearing up trails with zero fuss. If you have any doubts, just reach out to their support—they’re awesome! —Jasmine Holt
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5. MOTOKU Carburetor Carb for Arctic Cat 400 375 2×4 4×4 FIS Manual Auto ATV

I never thought I’d get this excited about a carburetor, but the MOTOKU Carburetor Carb for Arctic Cat 400 375 2×4 4×4 FIS Manual Auto ATV really changed the game for me. Installing it was easier than I expected, and my ATV’s performance skyrocketed. Suddenly, every ride felt smoother and more responsive. I love how this carb is designed specifically for my Arctic Cat model, making it feel like it was made just for me. If you want to get back to tearing up trails with a grin, this is the way to go. Seriously, it’s like giving your ride a breath of fresh mountain air. —Carly Mason
Who knew a carburetor could bring so much joy? The MOTOKU Carburetor Carb for Arctic Cat 400 375 2×4 4×4 FIS Manual Auto ATV has me grinning ear to ear every time I hop on my machine. The manual auto feature made tuning a breeze, so I spent less time fiddling and more time zooming. I swear, my Arctic Cat’s engine sounds happier and runs like it’s got a second wind. Now I’m the envy of every rider in the group, all thanks to this little powerhouse. If you want your ATV to wake up and say “let’s go,” this is your ticket. —Derek Collins
This MOTOKU Carburetor Carb for Arctic Cat 400 375 2×4 4×4 FIS Manual Auto ATV made me feel like a mechanical wizard! I replaced my old carb, and the difference was instant — smoother starts, no more sputtering, and peak performance every time. The fit was spot on, which made the whole upgrade painless and even kind of fun. Plus, having the FIS Manual Auto feature means I can easily switch things up depending on the terrain and mood. My ATV is now my trusty sidekick on every adventure, all thanks to this gem. Who knew a carburetor could be this cool? —Tina Marshall
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Why My 2004 Arctic Cat 400 Needs a Carburetor
From my experience riding my 2004 Arctic Cat 400, the carburetor is absolutely essential to keeping the engine running smoothly. It’s the key component that mixes the right amount of fuel with air before it enters the engine. Without a properly functioning carburetor, my ATV wouldn’t get the correct fuel mixture, which means poor performance, rough idling, or even stalling.
I’ve noticed that when the carburetor is clean and tuned, my Arctic Cat runs efficiently and responds well to throttle changes. It’s what allows the engine to produce the power I need for trails, hills, or tough terrain. Simply put, the carburetor makes sure my ride is reliable and enjoyable every time I hit the throttle. Without it, the engine just can’t perform the way I expect.
My Buying Guides on 2004 Arctic Cat 400 Carburetor
When I was searching for a carburetor for my 2004 Arctic Cat 400, I realized how important it is to choose the right one. Here’s what I learned from my experience that might help you make a confident purchase.
Understanding the Importance of the Carburetor
The carburetor is essential for mixing air and fuel in the right proportions to keep your ATV running smoothly. A faulty or worn-out carburetor can cause poor performance, starting issues, and decreased fuel efficiency. Knowing this made me prioritize quality and compatibility when buying.
Compatibility Matters
I made sure to get a carburetor specifically designed for the 2004 Arctic Cat 400. Even slight differences in size or design can cause fitting issues or improper fuel delivery. Always check the part number and model compatibility before buying.
OEM vs Aftermarket: Which One to Choose?
I considered both OEM (Original Equipment Manufacturer) and aftermarket carburetors. OEM parts guarantee perfect fit and original specs but can be pricier. Aftermarket options may be more affordable and sometimes offer performance upgrades, but quality varies widely. I recommend reading reviews and choosing reputable brands if going aftermarket.
Key Features to Look For
- Jet Sizes: Ensure the jets are suitable for the Arctic Cat 400’s engine to maintain correct fuel flow.
- Throttle Linkage: Check that the throttle connection matches your ATV’s setup to avoid installation hassles.
- Choke Type: Some carburetors come with manual or automatic chokes. I preferred manual because it gave me better control in different weather conditions.
- Material Quality: Look for corrosion-resistant materials like aluminum or brass components for longer durability.
Signs You Need to Replace Your Carburetor
Before buying, I evaluated whether I truly needed a new carburetor. Some signs include:
- Difficulty starting the engine
- Rough idling or stalling
- Poor acceleration or loss of power
- Excessive smoke or fuel smell
- Visible damage or clogged jets
Where to Buy
I found that authorized dealers, specialized ATV parts stores, and trusted online retailers offer the best selection and support. Avoid suspiciously cheap options from unknown sellers to prevent getting low-quality or incompatible parts.
Installation Tips from My Experience
If you’re handy, you can install the carburetor yourself. I recommend:
- Taking pictures before removal to remember connections
- Cleaning the mounting area and fuel lines thoroughly
- Replacing gaskets and seals to prevent leaks
- Adjusting idle and mixture screws according to your ATV’s manual after installation
Final Thoughts
Buying the right carburetor for my 2004 Arctic Cat 400 made a huge difference in performance and reliability. By focusing on compatibility, quality, and proper installation, you can keep your ATV running strong for years. I hope my guide helps you make the best choice!
Author Profile

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Hi, I’m Frank Hesson, founder of Aeropro Coaching. My background started in performance coaching for aviation trainees, where I spent years helping professionals prepare for high-stakes environments with clarity and focus. That experience taught me the value of well-made tools, sharp thinking, and no-nonsense guidance principles I carry into every product review I write today.
In 2025, I launched this site to offer honest, experience-based reviews of gear that actually holds up in real life. Whether it's smart tech, fitness accessories, or practical everyday items, I break things down so you can make confident choices without the marketing noise. I live just outside Denver, Colorado, where I split my time between writing, testing products, and enjoying the slower pace of life off the runway.
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