How to Make a Cheap Rc Car Faster? Easy Upgrades That Work!

You love your cheap RC car, but wish it could zoom faster and leave others in the dust. The good news?

You don’t need to spend a fortune to boost its speed. With a few simple tweaks and smart upgrades, you can turn your budget-friendly car into a speed demon. Ready to make your RC car faster without breaking the bank?

Keep reading, because we’re about to share easy, effective tips that anyone can use to get more speed and power from their RC ride. Your next thrilling race starts here!

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Upgrade The Motor

Upgrading the motor is a key step to make a cheap RC car faster. The motor controls the car’s speed and power. A better motor can improve acceleration and top speed. Simple upgrades can deliver noticeable performance gains without high cost.

Switch To Brushless Motors

Brushless motors offer more power and efficiency than brushed motors. They run cooler and last longer. Switching to a brushless motor boosts speed and acceleration. These motors provide smoother and faster responses. Installing a brushless motor requires a compatible electronic speed controller. This upgrade gives your RC car better performance for a reasonable price.

Improve Motor Cooling

Motors get hot during use, which lowers performance. Improving cooling helps the motor run at its best. Add heat sinks or small fans to cool the motor. Better airflow prevents overheating and maintains speed. Cooler motors last longer and perform more reliably. Cooling upgrades are simple and cost-effective ways to keep your car fast.

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Enhance The Battery

Enhancing the battery is a simple way to boost your cheap RC car’s speed. The battery powers the motor, so a better battery means more power. Small changes here can lead to noticeable speed gains. Focus on voltage and weight to improve performance without spending much.

Use Higher Voltage Batteries

Higher voltage batteries provide more power to the motor. This extra power makes the car run faster. Check the car’s motor and ESC ratings first. Use batteries within those limits to avoid damage. For example, upgrading from a 7.2V to a 9.6V battery often improves speed. Make sure the battery fits your car’s battery compartment.

Choose Lightweight Battery Packs

Lighter batteries reduce the total weight of the car. Less weight means the motor can push the car faster. Look for lithium polymer (LiPo) batteries. They weigh less than traditional nickel-metal hydride (NiMH) packs. Make sure your RC car supports LiPo batteries and use a proper charger. Balancing weight and power is key for better speed and handling.

Optimize Gearing

Optimizing the gearing of your cheap RC car is a smart way to boost its speed. Changing the gears affects how power moves from the motor to the wheels. This simple tweak can make a big difference without costing much.

Change Pinion And Spur Gears

Start by swapping the pinion gear. A larger pinion gear spins the wheels faster. But it may also strain the motor if too big. Next, adjust the spur gear. A smaller spur gear increases top speed. Balance these two gears to find the best fit for your car.

Balance Speed And Torque

Speed and torque work together in your RC car. More speed means less torque, which affects climbing and acceleration. Higher torque helps with quick starts and rough surfaces. Find a gear setup that keeps enough torque while raising speed. This balance keeps your car fast and strong.

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Reduce Vehicle Weight

Reducing the weight of your RC car helps it move faster. Less weight means the motor uses less power to push the car. This improves acceleration and top speed. Focus on cutting down extra parts and using lighter materials. These changes make a big difference without spending much money.

Remove Unnecessary Parts

Look at your RC car closely. Find parts that do not affect performance or safety. Remove those parts to save weight. Common items to remove include extra plastic covers, bulky decorations, and unused accessories. Be careful not to remove anything important for the car’s structure or control. Every small piece removed helps the car run faster.

Use Lightweight Materials

Replace heavy parts with lighter options. Swap metal screws for plastic ones if strong enough. Use thin plastic or carbon fiber parts to reduce weight. Choose lightweight batteries that still provide good power. Use foam tires instead of rubber tires if possible. Lighter materials cut the total weight and help speed up the car.

Improve Tires And Traction

Improving tires and traction plays a key role in making a cheap RC car faster. Better grip means the car can accelerate quicker and handle turns with more control. Low traction causes slipping, slowing the car down. Focus on upgrading tires and adjusting them properly to boost speed and performance.

Select High-grip Tires

Choose tires made from soft rubber or foam for better grip. These materials increase friction with the surface. Look for tires with a tread pattern that matches your driving surface. Slick tires work well on smooth surfaces. Knobby tires perform better on dirt or grass. High-grip tires reduce wheel spin and help the car move faster.

Adjust Tire Pressure

Check the tire pressure regularly. Softer tires create a larger contact patch with the ground. This improves traction and control. Harder tires roll faster but may slip on turns. Find the right balance based on your track surface. Lowering pressure slightly can improve grip without slowing the car too much. Experiment with pressure to find what works best for your RC car.

Upgrade Electronics

Upgrading the electronics in your cheap RC car can greatly improve its speed and performance. Electronic components control how power is delivered to the motor and wheels. Better electronics mean smoother power delivery and faster response times.

Simple electronic upgrades often give noticeable speed boosts without major changes to the car’s structure. Focus on parts that manage power flow and steering precision. These changes help your RC car run faster and handle better on different surfaces.

Install A Better Esc

The Electronic Speed Controller (ESC) controls the motor’s speed and direction. Stock ESCs in cheap RC cars often limit the power output. Installing a higher quality ESC allows the motor to run at higher speeds.

A better ESC improves acceleration and top speed. It also provides smoother control over speed changes. Look for ESCs that support higher current and voltage ratings than your current one. This upgrade helps the motor perform closer to its full potential.

Use High-performance Servos

Servos control the steering of the RC car. Stock servos in cheap models can be slow and weak. High-performance servos react faster to steering commands. This means sharper turns and better control at high speeds.

Choose servos with faster response times and higher torque. This ensures your car handles well on sharp corners and rough terrain. Faster steering helps keep the car stable during fast runs, improving overall speed and driving experience.

Fine-tune Suspension

Tuning the suspension of your cheap RC car improves handling and speed. A well-adjusted suspension keeps the tires in contact with the ground. This increases traction and control during fast runs. Small changes in suspension can make a big difference in performance.

Focus on the shock absorbers and spring rates. These parts affect how your car reacts to bumps and turns. Adjusting them helps your RC car drive smoother and faster.

Adjust Shock Absorbers

Shock absorbers control how the car handles bumps and rough surfaces. Softer shocks absorb bumps better but may slow the car in corners. Firmer shocks keep the car stable and improve speed on smooth tracks. Try turning the shock caps to change their stiffness. Test your car after each adjustment to find the best setting.

Modify Spring Rates

Springs support the car’s weight and affect how it moves over terrain. Softer springs help grip on rough ground but can cause body roll. Harder springs reduce roll and keep the car steady at high speeds. Replace stock springs with different rates if needed. Match spring stiffness to the track type for faster runs.

Maintain Regular Upkeep

Maintaining regular upkeep is key to keeping your cheap RC car running fast and smooth. Dirt, dust, and wear can slow down the car and cause parts to fail. Simple care tasks improve performance and extend the car’s life. Regular checks help spot problems early before they get worse. A well-maintained car runs faster and handles better on any surface.

Lubricate Moving Parts

Lubrication reduces friction between moving parts. Use light oil or silicone spray on gears, bearings, and joints. Avoid heavy grease that attracts dirt. Clean parts first to remove old grease and dust. Apply lubricant sparingly to keep parts moving freely. Smooth movement helps the car reach higher speeds and reduces wear. Repeat lubrication regularly, especially after running in dusty or wet conditions.

Check For Loose Components

Loose screws and parts can slow your RC car and cause damage. Tighten all screws, nuts, and bolts before each run. Check the motor mounts and suspension for any play. Secure wires and connectors to avoid disconnection during driving. Loose parts cause vibrations that reduce speed and control. Keeping everything tight improves stability and power transfer. Make this a routine to maintain peak performance.

Diy Speed Hacks

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Frequently Asked Questions

How Do I Speed Up My Rc Car?

Upgrade to a high-performance brushless motor and use higher voltage batteries. Reduce weight and install a larger pinion gear for faster speeds.

Can An Rc Car Go 100 Mph?

Yes, some high-end RC cars can reach 100 mph with powerful brushless motors and lightweight designs.

How To Make A 24v Ride On Faster?

Increase the voltage by upgrading to a 24V battery pack. Replace the motor with a high-performance brushless motor. Upgrade gears for better speed ratios. Ensure batteries can supply high current. Reduce vehicle weight for improved acceleration and top speed.

Does A Bigger Battery Make A Rc Car Faster?

A bigger battery doesn’t always make an RC car faster. Extra weight can slow it down and drain power quicker. Speed depends more on voltage and motor quality.

Conclusion

Making a cheap RC car faster takes simple steps anyone can try. Upgrade the motor or battery for better power. Change gears carefully to find the right speed balance. Keep the car light by removing extra weight. Regularly clean and maintain parts for smooth running.

Small changes add up to faster RC fun. Experiment and enjoy improving your car’s speed bit by bit.