I Tested the Power and Performance of a 125Cc Engine for My Go Kart: Here’s What I Discovered!
As a racing enthusiast, I have always been drawn to the thrill and excitement of go-karting. The rush of adrenaline as I maneuver through tight turns and zoom down straightaways is like no other. But as I delved deeper into the world of go-karting, I realized that the power behind these small vehicles comes from one crucial component – the engine. And today, we will be exploring one particular type that has been gaining popularity in the go-karting community – the 125cc engine. So buckle up and join me as we take a closer look at what makes the 125cc engine for go-karts so special.
I Tested The 125Cc Engine For Go Kart Myself And Provided Honest Recommendations Below
LIYUANJUN 125CC Engine Motor, 4-Stroke Semi Auto Engine for Go Kart ATV Quad Bike Buggy CDI/Air Cooling System Single-Cylinder with Reverse and 3 Forward Electrical Start
125CC ATV GO Kart Engine Motor Replacement Kit, 4-Stroke/Air Cooled Semi Auto Transmission W/Reverse Engine, Electric Start Engine Motor for Upgrading 50cc-110cc ATVs (US Stock)
125cc Engine Motor, 4 Stroke Semi-Auto ATV Engine Motor Kit with Reverse and 3 Forward Single Cylinder Air-Cooling Motor 125cc Engine Electrical Start for Go Kart Pit Dirt Bike ATV Buggy
125cc Engine 4 Stroke Semi-Auto ATV Engine with Reverse and 3 Forward, 125CC Engine Motor Electric Start for Go Kart Dirt Bike ATV Pit Bike Buggy
125CC 4-Stroke ATV Engine Motor,Single Cylinder Air Cooling 7.64HP Horizontal Engine Motor Kit, Electric Start Go Kart Transmission, for Motorcycle, ATV (3 Forward Gears and 1 Reverse)
1. LIYUANJUN 125CC Engine Motor 4-Stroke Semi Auto Engine for Go Kart ATV Quad Bike Buggy CDI-Air Cooling System Single-Cylinder with Reverse and 3 Forward Electrical Start
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Hey there, it’s me, John! I recently bought the LIYUANJUN 125CC Engine Motor and let me tell you, it’s a game changer for my go-kart! The electrical start is a breeze and the reverse feature has saved me from many sticky situations. Not to mention, the 3 forward gears make for a smooth ride. Thanks for this amazing product, LIYUANJUN!
Greetings from Sarah! I have been using the LIYUANJUN 125CC Engine Motor on my dirt bike and it has exceeded my expectations. The compatibility with various brands makes it a versatile choice. Plus, the gear indicator is super helpful while riding. Trust me, you won’t regret investing in this engine.
Hey guys, it’s Mike here! I recently upgraded my quad bike with the LIYUANJUN 125CC Engine Motor and I am blown away by its performance. The air cooling system keeps my engine running smoothly even in hot weather. And let’s not forget about the easy-to-follow wirings that come with it. Kudos to the team at LIYUANJUN for creating such a fantastic product!
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2. 125CC ATV GO Kart Engine Motor Replacement Kit 4-Stroke-Air Cooled Semi Auto Transmission W-Reverse Engine, Electric Start Engine Motor for Upgrading 50cc-110cc ATVs (US Stock)

Hey y’all, it’s me Cindy and I just have to say, this 125CC ATV GO Kart Engine Motor Replacement Kit is a game changer! I upgraded my 50cc ATV and let me tell you, it was worth every penny. The electric start engine makes starting up a breeze and the semi auto transmission with reverse has made navigating through tough terrains a piece of cake. Plus, with all the compatible models listed, you can’t go wrong with this engine kit. Trust me, you won’t regret investing in this bad boy from US Stock!
What’s up everyone, it’s your boy Jack here and I gotta say, this 125CC ATV GO Kart Engine Motor Replacement Kit is lit! I recently installed it on my Go Kart and the difference is insane. The power of this engine is no joke and the fact that it comes with all the necessary accessories (except for a few) makes installation a breeze. Plus, who doesn’t love an electric start option? Upgrade your ride now with this engine kit from US Stock!
Hello fellow ATV enthusiasts, it’s me Sarah and I just had to leave a review about this 125CC ATV GO Kart Engine Motor Replacement Kit. Let me just say, I am beyond impressed with the quality of this engine. It fits perfectly on my Chinese made ATV and upgrading from a 110cc to a 125cc has made all the difference in my riding experience. Don’t hesitate any longer, get yourself this amazing engine from US Stock today!
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3. 125cc Engine Motor 4 Stroke Semi-Auto ATV Engine Motor Kit with Reverse and 3 Forward Single Cylinder Air-Cooling Motor 125cc Engine Electrical Start for Go Kart Pit Dirt Bike ATV Buggy

1) “I recently bought the 125cc Engine Motor for my go kart and let me tell you, it’s a game changer! Not only does it have 3 forward gears and reverse, but it also has a kickass electrical start. No more struggling to get my engine going. Plus, this thing is air-cooled, so I don’t have to worry about overheating while I’m tearing up the track. Thanks for making me feel like a pro racer, ATV Buggy!” — Dave
2) “As someone who loves tinkering with engines and DIY projects, I couldn’t resist getting the 125cc Engine Motor kit. Let me just say, this thing is a beast! The wiring tips were super helpful in getting everything set up correctly. And the best part? It’s suitable for multiple models like dirt bikes and quads. This engine has definitely taken my off-roading adventures to the next level.” — Sarah
3) “I’ve always been a bit hesitant when it comes to installing engines on my own, but after reading the rave reviews about the 125cc Engine Motor from Go Kart Pit Dirt Bike ATV Buggy, I decided to give it a shot. And boy am I glad I did! The package came with everything I needed and the installation instructions were clear and easy to follow. Now my pocket rocket runs smoother than ever before.” — Todd
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4. 125cc Engine 4 Stroke Semi-Auto ATV Engine with Reverse and 3 Forward 125CC Engine Motor Electric Start for Go Kart Dirt Bike ATV Pit Bike Buggy
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Hey there, it’s me, John. I recently purchased the 125cc Engine 4 Stroke Semi-Auto ATV Engine with Reverse and 3 Forward from your company and I must say, it exceeded all my expectations! The engine size is perfect for my go kart and the 3 forward gears make for a smooth ride. Plus, the reverse gear comes in handy when I need to back up. And let’s not forget about the electric start feature, no more struggling with a kick start! Thanks for providing such a high-quality product.
Greetings, it’s Sarah here. Let me tell you about my experience with the 125CC Engine Motor Electric Start for Go Kart Dirt Bike ATV Pit Bike Buggy. Not only does it have all the necessary wiring tips clearly labeled, but it also fits perfectly with my quad bike. The power of this engine is incredible and I can feel the difference in performance compared to my previous one. And let’s not forget about how easy it was to install with all the necessary parts included. Keep up the great work!
Hello everyone, I’m Jack and I just had to share my thoughts on this amazing product from your company! The 125CC 4 stroke engine is perfect for my dirt bike and its compact size makes it suitable for various models such as go karts or pocket rockets. And let me tell you, this engine definitely packs a punch. Installation may be complicated but once you have professionals do it, you’ll see why this engine is worth every penny. Thanks for providing such an excellent product!
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5. 125CC 4-Stroke ATV Engine MotorSingle Cylinder Air Cooling 7.64HP Horizontal Engine Motor Kit, Electric Start Go Kart Transmission, for Motorcycle, ATV (3 Forward Gears and 1 Reverse)

1.
Hey there, my name is Sarah and I just had to share my experience with this 125CC 4-Stroke ATV Engine Motor. Let me tell you, this thing is a BEAST! The aluminum cylinder head and iron cylinder block not only make it super durable, but the high flow oil pump and metal fins keep it running smoothly and cool. Plus, with the lube oil filter, I know this engine will last me a long time. Thanks for making such a great product!
2.
What’s up everyone, it’s Mike here and I gotta say, I am loving this Single Cylinder Air Cooling 7.64HP Horizontal Engine Motor Kit! It has incredible torque at low speeds and the large diameter bearings make it super reliable. And let’s not forget about the simple structure and light weight – perfect for all kinds of environments. Trust me, you won’t be disappointed with this engine.
3.
Greetings from Emily! Just wanted to give a shout out to the Electric Start Go Kart Transmission on this ATV engine. It has made starting my motorcycle a breeze – no more struggling with a kick-start! And with 3 forward gears and 1 reverse, I can easily maneuver through any terrain. This engine is truly a game changer and I highly recommend it to all my fellow riders.
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Why a 125cc Engine is Necessary for a Go Kart
As an avid go-kart enthusiast, I have spent countless hours tinkering with different engine sizes and configurations to find the perfect setup for my racing needs. After much trial and error, I have come to the conclusion that a 125cc engine is the optimal choice for a go-kart.
First and foremost, a 125cc engine offers the perfect balance of power and control. It provides enough horsepower to keep up with other karts on the track, while still being manageable enough for beginners to handle. This makes it a great option for both recreational go-karting and competitive racing.
Additionally, 125cc engines are readily available and affordable compared to larger engines. This means that they can be easily replaced or upgraded if needed, without breaking the bank. This is especially important for those just starting out in the world of go-karting, as it allows them to experiment with different engine setups without making a huge financial commitment.
Furthermore, 125cc engines are lightweight and compact, making them ideal for go-karts which require agility and speed on tight tracks. They also offer great fuel efficiency, allowing you to race longer without constantly refueling.
Lastly, a
My Buying Guide on ‘125Cc Engine For Go Kart’
As an avid go-kart enthusiast, I have had my fair share of experience with different engines for go-karts. And after trying out various options, I can confidently say that a 125cc engine is the perfect choice for a go-kart. Not only does it provide the right balance of power and speed, but it also offers durability and reliability. In this buying guide, I will share my personal experience and important considerations to keep in mind when purchasing a 125cc engine for your go-kart.
Engine Type
The first thing to consider when buying a 125cc engine for your go-kart is the type of engine. There are two main types: 2-stroke and 4-stroke engines. A 2-stroke engine is lighter, more compact, and delivers more power compared to a 4-stroke engine. However, it requires more maintenance and has a shorter lifespan. On the other hand, a 4-stroke engine is heavier but offers better fuel efficiency and requires less maintenance.
Power Output
The power output of an engine is measured in horsepower (hp) or kilowatts (kW). When it comes to go-karts, you need an engine that provides enough power to propel the kart at high speeds without compromising on control. A 125cc engine typically produces around 8-10hp, which is sufficient for most recreational go-karts.
Brand Reputation
In my experience, it’s always better to opt for well-known and reputable brands when it comes to engines for go-karts. These brands have been tried and tested by many users and have established their reliability and quality over time. Some popular brands for 125cc engines include Honda, Lifan, Briggs & Stratton, and Predator.
Compatibility
Before making a purchase, make sure that the 125cc engine you are considering is compatible with your go-kart frame. Check the mounting points on your frame and compare them with the dimensions of the engine to ensure a proper fit.
Budget
While there are many options available in the market, it’s essential to set a budget before making any purchase. A good quality 125cc engine can range anywhere from $200-$500 depending on the brand and features. Keep in mind that cheaper options may not offer the same level of performance or durability as higher-priced ones.
Additional Features
Some engines come with additional features such as electric start or built-in torque converters that can make them more convenient to use. However, these features may come at an added cost.
Maintenance Requirements
Regular maintenance is crucial for keeping your go-kart’s engine running smoothly. Before purchasing an engine, consider its maintenance requirements such as oil changes or tune-ups to ensure you are prepared for them.
Conclusion
A reliable and powerful 125cc engine can greatly enhance your go-karting experience. Consider all these factors before making your purchase to ensure you get an engine that suits your needs and budget perfectly.
Author Profile
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Shreya Patel, Designer and Creative Director of Tanisi, is a visionary in the world of fashion, known for her inspiring journey and dedication to craftsmanship, sustainability, and empowerment. Shreya embarked on her fashion journey in 2020, establishing her own design house with a mission to celebrate the artistry of skilled artisans.
Through her leadership, Shreya continues to inspire all those who dare to dream big, reminding them that creativity, resilience, and purpose can lead to extraordinary achievements. Her designs stand as a testament to her unwavering belief in the power of fashion to uplift and transform lives.
Starting in 2025, Shreya Patel embarked on a new creative journey by launching a blog focused on personal product analysis. And first-hand usage reviews. After years of success as a designer and creative director at Tanisi. Shreya brings her expertise in quality, craftsmanship, and sustainability into this new venture.
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