Best Spark Plug For 50Cc Scooter (2024 Updated)

When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

As a scooter owner, you understand the importance of a well-functioning spark plug. A spark plug is a crucial component of the engine since it ignites the fuel and air mixture in the combustion chamber. A faulty spark plug can cause a wide range of engine problems, including reduced power, poor fuel efficiency, and even engine misfires. Therefore, it is essential to choose the best spark plug for your 50cc scooter.

When looking for the best spark plug for your 50cc scooter, there are several key points that you should consider. Firstly, you should look for a spark plug that is compatible with your scooter's make and model. Secondly, you should consider the electrode material, which can impact the spark plug's longevity and performance. Thirdly, you should consider the heat range, which can affect the spark plug's ability to handle high temperatures. Fourthly, you should look for a spark plug that is easy to install and maintain. Lastly, you should consider the price, as some spark plugs can be quite expensive.

To summarize, when looking for the best spark plug for your 50cc scooter, you should consider compatibility, electrode material, heat range, ease of installation and maintenance, and price. By keeping these key points in mind, you can make an informed decision and choose the best spark plug for your scooter, ensuring that your engine runs smoothly and efficiently.

10 Best Spark Plug For 50Cc Scooter

1. Trkimal 100cc Big Bore Kit For Gy6 Moped Scooter Engine With 6pin Racing Cdi, Ignition Coil, Spark Plug, Clutch Spring, And 50mm Bore Upgrade.

The GY6 Cylinder Rebuild Kits Trkimal 100cc Big Bore Kit is a must-have for anyone looking to upgrade their gy6 50cc, 60cc or 80cc moped or scooter engine. The kit comes with a range of upgrade engine parts including cylinder body kits, cylinder head kits, camshaft, camshaft seat kits, gaskets kits, oil pump and gear, clutch spring sets, copper roller sets, 6pins racing AC CDI, ignition coil and racing 3-electrode spark plug.

This kit is specifically designed to upgrade your engine to 100cc, without EGR, to provide more RPM, power and faster maximum speed. It is compatible with most 50cc scooters and is easy to install, making it ideal for those who want to improve their ride with minimal hassle.

The 64mm valve length version of the kit is perfect for those who want to achieve maximum performance from their engine. The kit is designed to deliver high-quality performance and durability, ensuring that you get the most out of your scooter or moped.

The cylinder body kit is made from high-quality materials, making it durable and long-lasting. The kit also includes a cylinder head kit, which is designed to improve the airflow in your engine, providing more power and better fuel efficiency. The camshaft and camshaft seat kits are also designed to improve performance, providing smoother acceleration and better throttle response.

The gaskets kits are included to ensure that all components of the engine fit together seamlessly, reducing the risk of leaks and improving overall performance. The oil pump and gear are also included to ensure that the engine is properly lubricated, reducing the risk of wear and tear and prolonging the life of the engine.

The clutch spring sets and copper roller sets are designed to improve the clutch engagement and provide smoother shifting. The 6pin racing AC CDI and ignition coil are included to improve the spark and provide better ignition, resulting in better performance and fuel efficiency. The racing 3-electrode spark plug is also included to provide a hotter spark and better combustion, resulting in more power and faster acceleration.

In summary, the GY6 Cylinder Rebuild Kits Trkimal 100cc Big Bore Kit is an excellent choice for those who want to upgrade their gy6 50cc, 60cc or 80cc moped or scooter engine. The kit is easy to install and comes with a range of high-quality upgrade engine parts, ensuring that you get the most out of your ride. With this kit, you can achieve more RPM, power and faster maximum speed, making your ride more enjoyable and exciting.

2. Wingsmoto 100cc Big Bore Kit For Gy6 49-50cc Moped Scooters With Racing Cdi Ignition And Performance Spark Plug.

The Wingsmoto 100cc Big Bore Kit is a high-performance upgrade kit designed to enhance the power and speed of your 50cc moped or scooter engine. With this kit, riders can upgrade their gy6 50cc, 60cc, or 80cc engine to a powerful 100cc engine, without the need for EGR.

This kit comes in two versions, with 64mm and 69mm valve length, to cater to different engine requirements. Before purchasing, riders should confirm which version is compatible with their engine.

Installation of the Wingsmoto 100cc Big Bore Kit is straightforward and easy, and can be done by a skilled technician or DIY enthusiast. The kit includes a racing AC CDI, ignition coil, and racing spark plug, which are all essential components for optimal engine performance and power.

The upgraded engine provides more RPM, more power, and faster maximum speeds, making it an excellent investment for riders who want to enhance their overall riding experience. This big bore kit is one of the best upgrades that can be done to a 50cc scooter, and it offers riders the opportunity to enjoy a more powerful and exhilarating ride.

Overall, the Wingsmoto 100cc Big Bore Kit is a high-quality and reliable upgrade kit that is designed to enhance the performance of your moped or scooter engine. With its easy installation process and included racing components, riders can expect to experience a significant improvement in their scooter's acceleration, top speed, and overall performance.

3. Spark Plugs For Gy6 Engine Motorcycles And Atvs, Compatible With 50cc-150cc Models. Replaces A7rtc, A7rc, A7tc, And Cr7hsa. Ideal For Use In Various Vehicles Such As Scooters, Go-Karts, Mopeds, Choppers, Buggies, And Dirt Racing Bikes.

The AloneGoer A7RTC CR7HSA Motorcycle Spark Plug is a top-quality replacement part designed for GY6 engines of various sizes. It is compatible with a wide range of motorcycles, ATVs, scooters, go-karts, mopeds, and dirt racing bikes, making it a versatile solution for your power sports needs.

This spark plug is made from high-quality materials and features a three-piece fired suppressor seal that meters spark energy for long electrode life. It helps prevent combustion leakage and blocks radio frequencies that can affect vehicle electronics.

The spark plug is a resistor type with a diameter thread of 10mm and a thread length of 12.7mm. It is a replacement for A7TC, A7RTC, C7HSA, CR7HSA, STK 4549, Autolite 2795, and Bosch UR3AS Z9Y. It is also compatible with NGK C7HA, C7HSA, C5HA, C5HSA, C5HSB, CR5HS, CR5HSA, CR5HSB, C6HA, C6HSA, CR6HS, CR6HSA, CR7HSA, Nightingale XR50, XR70, XR80, XR100, CRF50, CRF70, CRF80, CRF100, Kawasaki KLX140, Yamaha TTR50, TTR125, TTR125L, Autolite 2795, Denso U22FS-U, U16FS-U, U16FS-UB, U16FSR-UB, U20FS-U, U20FSR-U, and U22FSR-U.

This spark plug can improve combustion efficiency, strengthen electrical performance, and is easy to install. It is an ideal replacement part for power sports enthusiasts who are looking to increase power, reduce fuel consumption, and improve hydrocarbon emissions.

The package includes four spark plugs, making it a cost-effective solution for those who need to replace multiple spark plugs at once. Whether you are a professional mechanic or a DIY enthusiast, the AloneGoer A7RTC CR7HSA Motorcycle Spark Plug is a reliable and high-quality replacement part that will keep your power sports vehicle running smoothly.

4. 69mm Gy6 Big Bore Cylinder Rebuild Kit With Racing Cdi, Ignition Coil, And Spark Plug For 49cc/50cc 139qmb Moped Scooter Engines.

The New 69mm GY6 Big Bore Cylinder Rebuild Kit is an excellent upgrade for owners of 49cc and 50cc 139QMB Moped Scooter Engines who want more power, increased RPM, and faster maximum speed. The kit includes everything needed for the installation, including a cylinder body kit, cylinder head kit, camshaft, camshaft seat kit, gaskets kit, oil pump and gear, spring sets, copper roller sets, 6pins racing AC CDI, ignition coil, and racing 3-electrode spark plug.

One of the key features of this kit is its reticulated process, which provides excellent sealing and increases the contact surface, oil storage, and lubrication function. This leads to reduced wear, improved fuel consumption, efficient heat dissipation, and strong power. The kit is also durable and wear-resistant, ensuring a long lifespan.

The installation process is straightforward and easy, making it accessible for those who are not experienced mechanics. However, it is essential to carefully check the number and size of the product before placing the order to ensure that it fits the machine correctly.

In summary, the New 69mm GY6 Big Bore Cylinder Rebuild Kit is an excellent investment for those looking to upgrade their 49cc and 50cc 139QMB Moped Scooter Engines. With its reticulated process, efficient heat dissipation, and easy installation, this kit provides an excellent value for its price.

5. Professional 18mm Carburetor For Gy6 49cc/50cc Scooter Engines With Fuel & Air Filter, Intake Manifold, Adjusting Shims, Spark Plug, And Ignition Coil Cap.

The Hity Motor 139QMB PD18J 18mm Carburetor is a high-quality replacement part for GY6 49cc and 50cc 4-stroke scooters with Taotao engines. This carburetor is compatible with most Chinese-made scooters and ATVs, including models from popular brands such as Roketa, Sunl, Jonway, JMSTAR, Tank, Peace, Dongfang, Kazuma, JCL, and BMS.

The package includes not only the carburetor itself, but also a fuel filter, an air filter, a spark plug, an intake manifold, two gaskets, and an ignition coil cap. This comprehensive set of components ensures a complete replacement solution for your scooter's engine.

It is important to note that the appearance of the replacement part should match that of the original part. Therefore, it is crucial to check the compatibility of the carburetor with your scooter's make and model before making a purchase.

The Hity Motor brand is known for its high-quality products that are designed to meet or exceed OEM specifications. This carburetor is no exception, as it is made from durable materials and is engineered to provide optimal fuel delivery and performance.

Overall, the Hity Motor 139QMB PD18J 18mm Carburetor is a reliable and cost-effective replacement part that is suitable for a wide range of GY6 49cc and 50cc 4-stroke scooters with Taotao engines. With its comprehensive set of components, this carburetor is an easy-to-install solution for restoring your scooter's engine to its original performance.

6. Complete 4-Stroke Atv Wiring Harness With Stator Coil, Cdi, Solenoid Relay, And Spark Plug For 50-125cc Quad Dirt Buggy Bike Go Kart Parts.

The Quad Wire Harness Complete Electrics Stator Coil CDI Wiring Harness Solenoid Relay Spark Plug for 4 Wheelers Stroke ATV 50cc 70cc 90cc 110cc 125cc Pit Quad Dirt Buggy Bike Go Kart Parts is a high-quality and complete electric ATV parts kit that includes everything you need to power up and connect your ATV. It is a universal fitting kit that can fit almost all years of Chinese-made electric start upright engine 50cc 70cc 90cc 110cc 125cc engines.

This product is designed to work with ATV, Coolster, Quad Bike, Dirt Bike, Pit Bike, Go Kart, 4 Wheelers, Scooter, Buggy, Taotao, Motowork, Dune, Kawasaki KLX, and is compatible with 50CC 70CC 90CC 110CC 125CC ATV Mini Quad. However, please note that it does not fit GY6 motorbikes and other 200cc – 250cc Zongshen Lifan ATV / QUAD with different stator or CDI.

The kit includes a complete wiring harness set that consists of one ATV Wire harness, one ATV Switch, one CDI(5Pin AC), one ATV Stator 6 Coil, one Solenoid Relay, one Rectifier (Voltage Regulator), one Ignition Switch, one Ignition Coil with lead, and one Spark plug.

Before purchasing, the buyer is advised to check the pictures carefully, especially the pictures of Magneto Stator, and to check the wiring diagram first before installation. It is highly recommended to consult or hire a mechanic to install this wiring harness if the buyer is not sure about the wirings. Professional installation is highly recommended, and false assembly may cause fire on the harness, though this occasion happens rarely.

The ViCiCA store strives to provide good service and shopping experience to its customers. The store promises special customer service, and the customer is protected by this service. If the customer is unhappy or has any issue with the product, the store advises the customer to contact them via Amazon directly. The store will take care of the customer within 24 hours.

7. 3-Pack A7tc Spark Plugs For Gy6 Vehicles And Chinese Brands

The QAZAKY 3Pcs Spark Plug A7TC is a high-quality, brand new spark plug that is compatible with a wide range of NGK, Champion, AC S102F, Autolite, and Bosch models. It is specifically designed for GY6 50cc-125cc horizontal engines and most motorcycles, ATVs, quads, scooters, go karts, mopeds, choppers, buggies, pit bikes, dirt bikes, racing bikes, mini bikes, and other bikes that use 50cc-70cc 90cc 110cc 125cc 140cc 150cc 160cc engines.

This spark plug is ideal for use with GY6 engine series with CVI Belt Transmission, including all Chinese Made 50cc 139QMB, 125cc 150cc 154QMI 157QMJ Scooters, ATVs and Go-Carts. It is also compatible with CRF50 DAX and fits all Chinese brands such as TaoTao, Buyang, Roketa, Coolsport, NST, BMX, Kazuma, Sunl, AIM-EX, Baja, Panterra, Kymco, Carroll Stream Eagle, and various unlisted makes/models.

The QAZAKY 3Pcs Spark Plug A7TC is easy to install and works efficiently to ensure optimal performance of your vehicle. It is made from high-quality materials, ensuring that it is durable and long-lasting. This spark plug is designed to provide consistent ignition and smooth acceleration, even in challenging conditions. It is an essential component for any bike owner who wants to keep their vehicle running at its best.

All of the original “QAZAKY” parts are backed by 180 days’ carefree return, allowing you to buy with confidence. The QAZAKY 3Pcs Spark Plug A7TC is a reliable and cost-effective solution for anyone in need of a high-quality spark plug for their bike. Get yours today and enjoy improved performance and reliability from your vehicle for years to come.

8. Kako Atv Wiring Harness Kit For Gy6 50-125cc Four Wheelers And Dirt Bikes With Electrics And Spark Plug.

The Complete Wiring Harness kit for ATV Quad 4 Four Wheelers GY6 50CC 70CC 110CC 125CC Go Kart Dirt Pit Bikes With Electrics Stator Coil CDI Wiring Harness Solenoid Relay Spark Plug by KAKO is a high-quality product suitable for almost all years of Chinese made electric start upright engine 50cc 70cc 80cc 90cc 100cc 110cc 125cc engines. It is designed for GY6 4-Stroke ATV, Coolster, Quad Bike, Dirt Bike, Pit Bike, Go Kart, Kawasaki KLX, 4 Wheelers, Scooter, Buggy, Motowork, Dune, Taotao, and fits most of Chinese made 50CC 70CC 110CC 125CC ATV / QUAD and Dirt Bike. It is also suitable for brands of engines such as Lifan, Loncin, Ducar, Shineray, Zongshen, YX, and others.

However, it is important to note that this product does not fit GY6 engine motorbikes and other Mini ATV / QUAD 150CC 200CC 250CC 300CC with different stator or CDI. Therefore, it is recommended that customers compare their old stator, CDI with the ones in the listed pictures before ordering to ensure that they are the same.

Customers are advised to carefully check the pictures before purchasing, especially the pictures of magneto stator. It is also important to check the wiring diagram before installation. Professional installation is highly recommended as false assembly may cause a fire on the harness.

The Complete Wiring Harness kit comes with a satisfaction guarantee. Customers can try any product sold for a full 30 days. If they are not completely satisfied, they can return it for a no-hassle refund or credit.

In summary, the Complete Wiring Harness kit for ATV Quad 4 Four Wheelers GY6 50CC 70CC 110CC 125CC Go Kart Dirt Pit Bikes With Electrics Stator Coil CDI Wiring Harness Solenoid Relay Spark Plug by KAKO is a high-quality product suitable for a wide range of Chinese made electric start upright engines. It is important to carefully compare old stator and CDI with the ones in the pictures before ordering to ensure compatibility. Professional installation is recommended, and the product comes with a satisfaction guarantee.

9. Spark Plug For Gy6 Mopeds And Atvs

The AloneGoer CR7HSA A7TC Spark Plug is a high-quality spark plug that is designed to improve the performance of your powersports equipment. This spark plug is 100% brand new and comes equipped with a diameter thread of 12mm and a thread length of 12.7mm. It is a resistor spark plug replacement that is compatible with A7TC, A7RTC, C7HSA, CR7HSA, STK 4549, Replacement for Autolite 2795, and Replacement for Bosch UR3AS Z9Y.

The spark plug is specifically designed for GY6 50cc-125cc Horizontal Engine Series and fits for GY6 Engines 50cc-70cc 90cc 110cc 125cc 140cc 150cc 160cc ATVs, Dirt Bikes, Scooters, Go-Karts, Quads, Mopeds, and Most Motorcycles. It is also compatible with GY6 engine Series with CVI Belt Transmission: 50cc 139QMB, 125cc 150cc 154QMI 157QMJ Scooters, ATVs, and Go-Carts.

This spark plug replacement is compatible with NGK C7HA C7HSA C5HA C5HSA C5HSB CR5HS CR5HSA CR5HSB C6HA C6HSA CR6HS CR6HSA CR7HSA, Nightingale XR50 XR70 XR80 XR100 CRF50 CRF70 CRF80 CRF100, Kawasaki KLX140, Yamaha TTR50 TTR125 TTR125L, Autolite 2795, and Bosch UR3AS.

The spark plug is designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions. It is a powersports small engine spark plug that is suitable for a variety of powersport applications. It is important to check the machine model number and part number before purchasing to ensure that the purchased parts are suitable for your equipment.

Overall, the AloneGoer CR7HSA A7TC Spark Plug is a reliable and efficient spark plug that is designed to enhance the performance of your powersports equipment. It is a perfect replacement for your old, worn-out spark plug and will keep your equipment running smoothly and efficiently.

10. Ignition Coil Set For 4-Stroke Engines (50cc-150cc) – Includes Coil, Cdi, And Spark Plug – Ideal For Scooters, Atvs, Go Karts, Mopeds, Dirt Bikes, And Carts.

This GY6 Ignition Coil Set is a brand new and high-quality product designed to improve the combustion efficiency and electrical performance of 50cc-150cc 4-stroke engines. The set includes an ignition coil, a 6 Pin AC CDI box, and a high-performance racing 3 electrode spark plug.

The ignition coil is designed to fit most Chinese import Pit / Dirt bikes, almost all of the bike brands from China, such as TaoTao, Buyang, Coolsport, Jonway, Znen, NST, BMX, Kazuma, Sunl, Roketa, AIM-EX and more. It is also compatible with most motorcycle, ATV, quad, scooter, go kart, moped, pit bike, dirt bike, racing bike, and other bikes.

The high-performance racing ignition coil is designed to improve combustion efficiency and strengthen electrical performance. It is suitable for GY6 50cc-150cc scooters, ATVs, go karts, mopeds, quads, and other bikes.

The 6 Pin AC CDI box is also designed to fit GY6 50cc-150cc 4-stroke engines scooters, ATVs, go karts, mopeds, and other bikes. It is a crucial component of the ignition system that controls the timing and ignition spark. The box is made with high-quality materials to ensure long-lasting performance and durability.

The high-performance racing 3 electrode spark plug is compatible with GY6 50cc-150cc engines, 50cc-125cc horizontal engines, and other bikes. It is designed to deliver a powerful spark and improve overall engine performance. The spark plug is made with high-quality materials and is built to last.

Overall, this GY6 Ignition Coil Set is an essential upgrade for anyone looking to improve the performance of their 50cc-150cc 4-stroke engine. It is easy to install and is compatible with a wide range of bikes. With its high-quality materials and superior performance, this ignition coil set is an excellent investment for any bike enthusiast.

Best Spark Plug For 50Cc Scooter FAQs

Can using the wrong spark plug damage my 50cc scooter's engine?

Yes, using the wrong spark plug can potentially damage your 50cc scooter's engine. The spark plug is an integral part of the combustion process, and if it is not the correct type or is not functioning properly, it can lead to incomplete combustion, misfires, and even engine damage.

Using a spark plug with the incorrect heat range or thread size, for example, can cause the engine to run too hot or too cold, leading to premature wear and tear. Additionally, using a spark plug with the wrong gap can affect the ignition timing and cause the engine to run poorly or not start at all.

To avoid potential damage, it is crucial to use the correct type and specification of spark plug recommended by the manufacturer for your 50cc scooter. If you are unsure or need assistance, consult a professional mechanic.

How do I choose the best spark plug for my 50cc scooter?

When choosing a spark plug for your 50cc scooter, it's important to consider factors such as the make and model of your scooter, the intended use, and your personal preferences. First, consult your scooter's owner's manual to determine the recommended spark plug type and heat range. If you're using your scooter for racing or high-performance purposes, you may want to consider a spark plug with a colder heat range to prevent overheating. Additionally, consider the electrode material, as iridium and platinum plugs tend to offer better performance and longevity than traditional copper plugs. Finally, consult with a trusted mechanic or scooter expert to help you choose the best spark plug for your particular scooter model and usage needs.

How often should I replace the spark plug in my 50cc scooter?

It is recommended to replace the spark plug in your 50cc scooter every 3,000 to 5,000 miles, or once a year, whichever comes first. However, if you notice any signs of wear or damage, such as black sooty deposits, worn electrodes, or a cracked insulator, you should replace the spark plug immediately. A worn or fouled spark plug can affect the performance and fuel efficiency of your scooter, as well as increase the risk of engine misfires, stalling, and hard starting. It is also important to use the correct type and gap of spark plug for your scooter, as specified in the owner's manual or by a qualified mechanic. Regular maintenance and inspection of your scooter's spark plug can help ensure smooth and reliable operation, as well as prevent costly repairs down the road.

What are the advantages and disadvantages of different spark plug types for a 50cc scooter?

The advantages of different spark plug types for a 50cc scooter include better fuel efficiency, improved ignition, longer lifespan, and better engine performance. Copper spark plugs are affordable, but have a shorter lifespan and may not provide consistent performance. Iridium and platinum spark plugs are more expensive, but have a longer lifespan and provide better performance. Double platinum spark plugs are also a good option for improved engine performance and longer lifespan.

The disadvantages of different spark plug types for a 50cc scooter include higher cost for iridium and platinum spark plugs, which may not be necessary for a smaller engine. Copper spark plugs may require more frequent replacement and may not provide consistent performance. Additionally, some spark plugs may not be compatible with certain scooter models or engines, so it is important to consult the manufacturer's recommendations before purchasing a spark plug.

What are the top recommended spark plugs for a 50cc scooter?

As a virtual assistant, I can recommend that NGK and Bosch are two of the most popular and reliable spark plug brands for 50cc scooters. NGK offers a wide range of options, including the CR7HSA, CR8HSA, and CR9EH-9, which are all compatible with various models of 50cc scooters. Bosch also has a selection of spark plugs suitable for these types of scooters, such as the W4AC and W5AC. It is important to check the manufacturer's recommendations for your specific scooter model before purchasing a spark plug. Additionally, it is recommended to change spark plugs every 3,000 to 5,000 miles to ensure optimal performance and prevent potential engine damage. Overall, investing in quality spark plugs can improve your scooter's fuel efficiency, acceleration, and overall performance.

How useful was this post?

Click on a star to rate it!

Average rating 0 / 5. Vote count: 0

No votes so far! Be the first to rate this post.

Sharing is caring!

Leave a Comment