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140CC 4 Stroke Engine Motor Kit, Horizontal Pit Bike Engine Single Cylinder Air Cooled Engine Motor with 4 Speed Manual Clutch CDI Suitable for CRF50
BSD 199
Price Details
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This 140cc pit bike engine kit delivers powerful performance and easy installation for your ride!
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What Stands Out
Product Details
- 【High-Quality Materials】This 140cc pit bike engine kit is made of high-quality aluminum alloy and cast steel, which is sturdy and durable.
- 【Powerful Power】This dirt bike engine has a maximum power of 8 kw (7500±375 hp) and a maximum torque of 9.5 nm (5000±250 hp), which brings strong power and control experience to the vehicle.
- 【Easy Installation】This 140cc engine is manufactured according to the original parameters and perfectly matches your car. A full range of accessories allows you to complete the installation and put it into use in a short time.
- 【Applicable Models】This pit bike engine is suitable for honda crf50 / crf70 / xr50 / xr70 / z50 / z50r / ct70 mini trail / z50 / minitrail monkey / xl70 st70 / qa50 / qr50 / cl70 / sl70 / 70 passport / st 90k2 / st 90k1 / cs 90 / sl 90 / zb 50 /.
- 【You will Get】This 4 stroke carburetor for motor bike kit includes 1 140cc engine, 1 kick starter, 1 shift lever, 1 kit bag, 1 carburetor and 1 cdi direct injection engine. All of these will become your right-hand assistant on the road!
| Brand Name | YUASDUU |
| Model Name | Horizontal Pit Bike Engine |
| Model | Horizontal Pit Bike Engine |
| Manufacturer | YUASDUU |
| Part Number | 140CC 4 Stroke Engine Motor Kit |
| Included Components | 1*140CC Engine 1*Kick Starter Lever |
| Brand | YUASDUU |
| Number of Items | 1 |
| Item Weight | 20 lbs (9.07 kg) |
What's in the box
1*140CC Engine 1*Kick Starter Lever
Who Should Buy?
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Beginner Riders
Ideal for new riders seeking a reliable engine for learning basic dirt bike riding skills.
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Pit Bike Enthusiasts
Perfect for those involved in pit biking who want an upgrade to enhance performance and reliability.
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DIY Projects
Great for hobbyists wanting to build or repair pit bikes with an efficient engine that meets various specifications.
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Professional Racers
Lacks the high-performance specs needed for competitive racing in professional dirt bike events.
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Heavy Riders
Not suitable for heavier riders who may require more power and torque for effective performance.
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Older Models
Incompatible with older bike models requiring extensive modifications for this engine to fit properly.
Product Description
Customer Questions & Answers
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Question:
What is the power output of the 140CC 4 Stroke Engine Motor Kit?
Answer: The 140CC 4 Stroke Engine Motor Kit provides robust power output that is ideal for various pit bike applications. This engine is designed to deliver a strong performance, ensuring that your bike runs smoothly during races or recreational rides. The inclusion of a single cylinder design promotes better fuel efficiency and torque delivery, making it suitable for a variety of terrains and riding conditions. -
Question:
Is the engine suitable for beginners?
Answer: Yes, the 140CC 4 Stroke Engine Motor Kit is great for beginners as it offers a manageable power output while still being capable of impressive performance. Its 4-speed manual clutch allows riders to gradually learn and control their speed effectively. New rider scenarios, such as practicing in open areas or track settings, can benefit significantly from this engine’s user-friendly design. -
Question:
Can I install this engine on other bike models or is it only for the CRF50?
Answer: While the 140CC 4 Stroke Engine Motor Kit is specifically designed for the CRF50, it can be adapted for other bike models with similar frame specifications and modifications. The engine's versatility allows for compatibility with various small pit bikes, but ensure to check the fitting requirements and make any necessary adjustments during installation for optimal performance. -
Question:
What are the maintenance requirements for the 140CC engine?
Answer: Regular maintenance is essential for ensuring the longevity of the 140CC engine. It's recommended to check the oil level frequently, replace the oil as needed, and inspect the air filter regularly. Maintaining the engine not only enhances performance but also ensures safety during rides. Following a consistent maintenance schedule can help avoid larger issues and keep the engine running at its best. -
Question:
What makes the 4-speed manual clutch advantageous?
Answer: The 4-speed manual clutch in the 140CC engine allows riders to have more control over their speed and acceleration. This feature is particularly beneficial in competitive riding or navigating challenging terrains, where precise gear shifting can enhance performance. For example, when racing in varied environments, the ability to switch gears efficiently can provide a substantial advantage over less equipped bikes. -
Question:
Does the engine come with all necessary installation hardware?
Answer: Yes, the 140CC 4 Stroke Engine Motor Kit includes most of the essential installation hardware needed for mounting on a compatible bike. However, it is advisable to check the specific hardware requirements of your bike model before installation. Familiarizing yourself with the installation process can save time and ensure a smoother setup for your new engine. -
Question:
What type of fuel does this engine require?
Answer: The 140CC engine operates efficiently on unleaded gasoline, typically with an octane rating of 87 or higher. Using the right fuel type ensures optimum performance and can help avoid unnecessary engine issues. It's advisable to refill with high-quality fuel to maintain the engine’s longevity and efficiency during rides. -
Question:
Can this engine be used for off-road riding?
Answer: Yes, the 140CC 4 Stroke Engine Motor Kit is well-suited for off-road riding due to its durable and robust design. This engine provides good torque and power, necessary for navigating uneven terrains and obstacles. Whether you're hitting dirt trails or track areas, this engine can handle the demands of more challenging environments effectively. -
Question:
What are the features of the CDI in this motor kit?
Answer: The CDI (Capacitor Discharge Ignition) in the 140CC engine kit ensures efficient ignition and enhances overall engine performance. This feature helps in providing a more stable power output and smoother throttle response. Riders can enjoy a consistent riding experience, with improved acceleration and engine reliability, making it an excellent choice for both leisure and competitive use. -
Question:
Where can I buy the 140CC 4 Stroke Engine Motor Kit?
Answer: You can purchase the 140CC 4 Stroke Engine Motor Kit from Ubuy. They offer a variety of options and convenient shopping experiences tailored for your needs in The Bahamas. Ubuy provides detailed product descriptions to assist you in making informed decisions for your pit bike engine requirements.
YUASDUU Rebuild Kits Editorial Review
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Pros
- Powerful 140CC engine
- Smooth 4-speed transmission
- Easy to install
- Compatible with CRF50
- Air-cooled for efficiency
Cons
- Initial setup might require some adjustment.
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
BSD 199
Order now and get it around Thursday, July 09
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- High-quality aluminum alloy and cast steel construction for durability.
- Maximum power of 8 kw and torque of 9.5 nm ensures strong performance.
- Designed for easy installation with all necessary accessories included.
- Compatible with various models including Honda CRF50, XR50, and more.
- Complete package includes engine, kick starter, shift lever, carburetor, and CDI.
- Perfect upgrade for enhancing your dirt bike experience on the road!





