Mastering Speed: How To Make a Go-Kart Faster

how to make a go-kart faster

Welcome to the ultimate guide on how to make your go-kart faster. Speed is the essence of go-karting; whether you’re a beginner or a seasoned racer, there’s always room for improvement. In this guide, we’ll cover everything from understanding your go-kart to increasing its power. So, buckle up, and let’s get started!

Understanding Your Go-Kart

Before we dive into the modifications, it’s crucial to understand the basic components of a go-kart. The main elements include the engine, the frame, the tires, and the brakes. Each of these components plays a significant role in the speed of your go-kart. For instance, the engine provides power, the frame’s weight can affect speed, and the tires’ grip can influence acceleration and handling.

If you’re new to go-karting, you might want to check out our Go-Karting Buyer’s Guide to understand these components better.

1. Increasing Engine’s Power

Increasing the engine’s power is one of the most effective ways to make your go-kart faster. Here are some methods you can use:

Remove the Governor

The governor is a device that limits the speed of the go-kart. By removing it, you can increase the maximum RPMs of your engine. However, remember that this can put more strain on your engine and may lead to increased wear and tear. If you’re unsure about this process, our article on Predator 212 Governor Removal provides a step-by-step guide.

Change the Carburetor

The carburetor plays a crucial role in the performance of your engine. Changing to a performance carburetor can improve the air-fuel mixture, leading to better combustion and more power. You can learn more about this in our articles on Go-Kart Carburetor Adjustment and How to Clean a Go-Kart Carburetor.

Engine Modifications

You can make several modifications to your engine to increase its power. These include installing a high-performance camshaft, upgrading the exhaust system, or replacing the piston with a high-compression model. If you want to learn more about these modifications, check out our article on How Do Go-Karts Work?

Upgrade the Engine

If you’re serious about speed, you might consider upgrading your engine entirely. A more powerful engine can significantly increase your go-kart’s speed. However, this can be costly, and it’s essential to ensure that the new engine fits your go-kart’s frame. Our Best Go-Kart Engine review might help you choose the right one.

Use Different Fuels

Different fuels can affect your engine’s performance. For instance, some racers use high-octane racing fuel to get more power out of their engines. Alternatively, adding isopropyl alcohol to your fuel can also increase power. However, it’s crucial to ensure that your engine is compatible with these fuels to avoid damage. Our Go-Kart Fuel Mixture Chart provides more information on this topic.

2. Optimize Gearing

The gear ratio of your go-kart plays a significant role in its speed and acceleration. Understanding and optimizing your gear ratio can lead to a noticeable improvement in performance.

Understand Gear Ratios

The gear ratio is the relationship between the number of teeth on two meshed gears or two sprockets connected with a common roller chain or the circumferences of two pulleys connected with a drive belt. In the context of go-karts, it’s the ratio between the drive sprocket (attached to the engine) and the driven sprocket (attached to the wheels).

A lower gear ratio can provide more speed but less torque, while a higher one can give you more but less speed. Therefore, the optimal gear ratio depends on whether you want more speed or power. For a more in-depth understanding, check out our article on Go-Karts Gears.

How to Change the Gear Ratio

Changing the gear ratio involves changing the sprockets on your go-kart. You can achieve a lower gear ratio by increasing the drive sprocket or decreasing the size of the drive sprocket. Conversely, decreasing the drive sprocket’s size or increasing the drive sprocket’s size will result in a higher gear ratio.

Remember, changing the gear ratio can affect the overall performance of your go-kart, so it’s essential to consider your needs and the type of track you’ll be racing on. Our Go-Kart Assembly guide provides more information on this process.

Impact of Gear Ratios on Speed

As mentioned earlier, the gear ratio can significantly impact the speed and acceleration of your go-kart. A lower gear ratio can increase your top speed but may accelerate slower. On the other hand, a higher gear ratio can give you faster acceleration but a lower top speed. Therefore, finding a balance that suits your racing style and the track conditions is crucial.

3. Choose the Right Tires

The tires on your go-kart can also significantly impact its speed. Here’s what you need to know:

Importance of Tire Size

The size of your tires can affect your go-kart’s speed and handling. Larger tires can increase your top speed but may reduce acceleration. On the other hand, smaller tires can improve acceleration but may decrease your top speed. Additionally, the width of the tires can affect grip and handling. For more information, check out our article on Go-Kart Tire Sizes.

Pros and Cons of Bigger Tires

Bigger tires can increase your go-kart’s top speed by covering more ground per rotation. However, they can also add weight and increase rolling resistance, which may reduce acceleration. Furthermore, bigger tires can make your go-kart more prone to tipping over in sharp turns due to a higher center of gravity.

Best Tires for Speed

The best tires for speed are typically slicks made of soft rubber. These tires provide excellent grip on paved tracks, allowing for higher speeds and better handling. However, they wear out faster than harder tires. Our Go-Kart Tires review can help you choose the right ones for your needs.

4. Reduce Weight

The weight of your go-kart is another crucial factor affecting its speed. Here’s why:

Importance of Weight in Speed

A lighter go-kart can achieve higher speeds and better acceleration than a heavier one. A lighter go-kart requires less force, allowing the engine to work more efficiently. However, reducing weight should not compromise the stability and safety of the go-kart.

Tips for Making Your Go-Kart Lighter

There are several ways to reduce the weight of your go-kart. These include using lighter materials for the frame, removing unnecessary components, and using lighter tires. However, it’s essential to ensure that these modifications do not compromise the safety or integrity of your go-kart.

5. Other Modifications

Apart from the methods mentioned above, there are other modifications you can make to increase your go-kart’s speed. Here are a few:

Add a Supercharger or Turbocharger

Superchargers and turbochargers are devices that force more air into the combustion chamber of your engine, allowing it to burn more fuel and produce more power. While these are more common in cars, they can also be used in go-karts for a significant increase in speed. However, these modifications can be complex and expensive, so it’s essential to consider whether they’re worth the investment. Our article on Modifying a Go-Kart provides more information on this topic.

Use Isopropyl Alcohol in Your Fuel

Adding isopropyl alcohol to your fuel can increase the oxygen content, leading to better combustion and more power. However, using the right mixture is crucial to avoid damaging your engine.

Other Effective Modifications

Other modifications that can increase your go-kart’s speed include reducing air resistance by improving the aerodynamics, installing a high-performance exhaust system, and using high-quality lubricants to reduce friction in the engine. You can find more tips in our Troubleshooting a Go-Kart guide.

Safety Considerations

While increasing your go-kart’s speed can be exciting, it’s crucial to remember the importance of safety.

Importance of Safety When Increasing Speed

As your go-kart’s speed increases, so does the risk of accidents. Therefore, ensuring that your go-kart is safe to drive at higher speeds is essential. This includes checking the brakes, tires, and steering system for any issues.

Safety Equipment and Precautions

When driving at higher speeds, wearing appropriate safety equipment is crucial. This includes a helmet, gloves, and a racing suit. Additionally, you should always follow the rules of the track and be aware of other drivers. Our Go-Kart Safety Standards article provides more information on this topic.


In this guide, we’ve covered various methods to make your go-kart faster, from understanding your go-kart and increasing the engine’s power to optimizing the gear ratio and choosing the right tires. We’ve also discussed the importance of safety when increasing speed.

Remember, while speed can make go-karting more exciting, it’s crucial to ensure that your go-kart is safe to drive at higher speeds. So, take the time to understand your go-kart, make the necessary modifications, and always prioritize safety.

We hope you found this guide helpful and that it helps you achieve the speed you’re looking for. Now, it’s time to apply these tips and hit the track! For more go-karting tips and advice, feel free to explore our blog.

Frequently Asked Questions

How to make an electric go-kart faster?

Making an electric go-kart faster involves increasing the electric motor’s power or using a more efficient battery. You can also reduce the weight of the go-kart, optimize the gear ratio, and choose the right tires. However, keep in mind that increasing the speed of an electric go-kart can reduce its battery life.

How do you go faster on a go-kart?

Going faster on a go-kart involves mechanical modifications and improving your driving skills. On the mechanical side, you can increase the engine’s power, optimize the gear ratio, choose the right tires, and reduce the weight of your go-kart. On the driving side, you can improve your cornering technique, learn to use the throttle and brakes effectively and understand the best lines to take on the track.

Does a bigger sprocket make a go-kart faster?

A bigger sprocket on your go-kart’s rear (driven) can increase the torque and acceleration but may decrease the top speed. Conversely, a smaller rear sprocket or a bigger drive sprocket can increase the top speed but may reduce acceleration. Therefore, the best sprocket size depends on whether you want more speed or acceleration.

How fast is a 6.0 horsepower go-kart?

The speed of a 6.0 horsepower go-kart can vary depending on several factors, including the weight of the go-kart, the gear ratio, and the size of the tires. However, on average, a 6.0 horsepower go-kart can reach around 50-60 mph speeds.


Goran, an experienced go-kart racer, fuels with his passion and expertise. He offers valuable insights and tips for fellow enthusiasts, fostering the growth of the go-kart community. Join Goran at and immerse yourself in this exhilarating sport.

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