Building an RC Sprint Car: A Step-by-Step Guide

Building an RC Sprint Car: A Step-by-Step Guide

Remote control (RC) sprint cars are a popular hobby for enthusiasts of all ages. These miniature vehicles are designed to mimic the performance and appearance of full-size sprint cars, giving RC enthusiasts the opportunity to experience the thrill of racing from the comfort of their own homes. Building an RC sprint car from scratch can be a challenging and rewarding experience, allowing hobbyists to customize their car to their own desired specifications. Whether you’re an experienced RC enthusiast or a beginner looking to get into the hobby, building an RC sprint car is a great way to hone your skills and expand your knowledge of remote control vehicles. In this article, we’ll cover the basics of building an RC sprint car, from selecting equipment and tools to assembly and testing. You’ll learn the tools you’ll need to build your car, the assembly process, how to test and tune your car for optimal performance and how to maintain your RC sprint car for maximum longevity. By the end of this article, you’ll have an understanding of how to build an RC sprint car and be on your way to participating in the exciting world of RC sprint car racing.

Equipment and Tools Required

Before diving into building your RC sprint car, you’ll need to gather some necessary equipment and tools. Here are the items you’ll need:

  • Screwdrivers (Philips and Slotted)
  • Pliers
  • Wire Cutters
  • Wrench Set
  • Nylon Mesh Tape
  • CA Glue (Medium to Thick)
  • Orange Stick

Most RC sprint car models come with comprehensive instructions, but you may need other tools depending on the car model you choose. If you’re not sure what tools you’ll need, be sure to research the specific model thoroughly beforehand. Online hobbyist forums and some kit manufacturers are great resources for learning about which tools you’ll need.

Can you build your own RC car?

Yes, you can build your own RC car. Here are the basic steps:

  • Choose a kit or build from scratch
  • Select the radio system and motor
  • Assemble the chassis, suspension and wheels
  • Add the body and decorate

There are many online resources for DIY RC car building including websites like Instructables and RCGroups. Additionally, you can find RC car kits and parts on websites like Amazon and HobbyKing.

Assembling Your RC Sprint Car

Now that you have all the necessary equipment and tools, it’s time to start putting your RC sprint car together. Here’s an overview of the basic assembly steps:

Step Description
1 Building the Chassis and Frame
2 Installing the Steering and Suspension Components
3 Connecting the Motor and Electronics
4 Wiring the Car and Checking for Loose Connections

It’s important to take your time and be precise during each step of the assembly process. Here are some tips to keep in mind:

  • Carefully read the instructions before beginning
  • Double-check that all components are firmly in place before moving on to the next step
  • Avoid overtightening screws and bolts
  • Use nylon mesh tape and CA glue to secure loose or wobbly components

Once you’ve assembled your RC sprint car, you’ll need to test and tune it to get the most out of its performance. In the next section, we’ll cover the basics of testing and tuning your RC sprint car.

How Long Does It Take to Assemble an RC Car?

Assembling an RC car can take anywhere from 15 minutes to a couple of hours, depending on the complexity of the model and your experience level. Here are some factors that can affect the assembly time:

  • The number of parts and pieces that need to be assembled
  • The quality of the instructions provided by the manufacturer
  • The tools you have available
  • Your experience level with RC cars and mechanics in general

It’s essential to read the instructions carefully and follow them precisely to avoid mistakes that can lead to frustration and delays. RC car manufacturers often provide helpful videos and online support to assist with assembly.

If you’re a beginner, consider starting with a kit designed for beginners with simple and easy-to-assemble parts. For more advanced hobbyists, there are more complicated models that might require more time to assemble.

Some websites that sell RC cars include Horizon Hobby, Tower Hobbies, and Amazon. Be sure to check the reviews and ratings of the product and seller before making a purchase.

Testing and Tuning Your RC Sprint Car

Testing and tuning your RC sprint car is crucial to ensure it runs smoothly and performs well on the track. Here’s what you need to know:

Getting Started

Before you hit the track, make sure to perform the following steps:

  • Charge the battery fully
  • Perform a quick check of all components to make sure everything is in place and secure
  • Set the car on a flat and level surface, such as a tabletop or concrete driveway


Once you’re ready to test your car, follow these steps:

  • Connect the battery and turn on the transmitter
  • Slowly push the throttle forward to test the acceleration
  • Turn the wheels to ensure they respond correctly to the transmitter
  • Check the suspension and steering for smooth operation


Depending on the type of RC sprint car kit you have, you may need to make some basic adjustments to improve performance. Here are some areas to focus on:

  • Adjusting the ride height and camber angles for better stability and cornering
  • Changing gear ratios to optimize speed and acceleration
  • Fine-tuning the suspension for better handling on rough terrain

Motor and battery upgrades can provide a significant improvement to the performance of your RC sprint car, but make sure you are using gear designed for your model. If you’re having trouble with your car, check online forums or consult with experts who have experience in the same car kit.

Can I make my RC car faster?

Yes, you can make your RC car faster by following these tips:

  • Replace the stock motor with a more powerful one
  • Upgrade the batteries to higher voltage and capacity
  • Optimize the gear ratio for speed
  • Use lighter and aerodynamic body parts
  • Ensure proper tire selection and tire pressure

There are various websites that offer upgrade parts and kits for RC cars, such as RC Planet and HobbyKing. Make sure to do your research before making any modifications to your RC car to ensure compatibility and safety.

Maintaining Your RC Sprint Car

Proper maintenance is essential to keep your RC sprint car running smoothly and performing well on the track. Here’s what you need to know:

Basic Maintenance

Perform the following basic maintenance regularly to avoid damage to your RC sprint car:

  • Clean your car after each use with a cloth and brush to remove dirt and debris
  • Check the wheels, suspension and drivetrain for debris, damage or loose parts after use
  • Keep the battery charged as per the manufacturer’s instructions
  • Store the car in a cool, dry place away from direct sunlight and extreme temperatures

Common Issues

Some common issues that may arise with an RC sprint car include:

  • Broken suspension parts due to impacts or poor driving conditions
  • Worn-out tires, gears, motors or battery as a result of normal wear and tear
  • Electrical issues caused by loose connections or faulty components

Avoiding Issues

Here are some tips to help you avoid common issues with your RC sprint car:

  • Invest in high-quality components to minimize the risk of damage or failure
  • Drive carefully and avoid rough terrain, obstacles and collisions with other vehicles
  • Follow the manufacturer’s instructions for use and maintenance of your RC sprint car

By following these tips, you can ensure your RC sprint car will provide you with many hours of enjoyment, while minimizing the need for costly repairs. If you need more information on maintaining your RC sprint car, consult with an expert or join an online forum or community.

How do you maintain an RC car?

Maintaining your RC car is essential to ensure its longevity and performance. Here are some tips to keep your RC car in tip-top shape:

  • Regularly check the tires for wear and replace them if necessary
  • Clean the car after every use to prevent dirt and debris from building up
  • Keep the motor and gears lubricated to prevent friction and wear
  • Check the batteries and replace them when needed
  • Store the RC car in a cool and dry place

If you need more information on how to maintain your RC car, check out the website RC Garage Talk or consider purchasing a maintenance kit from a reputable RC car manufacturer such as Traxxas or HPI Racing.


Now that you know the basic steps in building an RC sprint car, it’s time to get started. While it may take some practice and patience to build the perfect car, the rewards of seeing it in action and racing it around a track are worth it.

RC sprint car building also offers an avenue for creativity and personalization, as you can customize the design and performance of your car to match your preferences. With proper maintenance and upkeep, your car can last for years and provide endless hours of fun.

So, whether you’re a seasoned hobbyist or a beginner, the world of RC sprint cars has something to offer. With the help of online tutorials, forums and communities, and proper research into the various RC sprint car models and equipment, you can have a fulfilling experience building and racing your own custom RC sprint car. What are you waiting for? Start building your own RC sprint car today!