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49cc 50cc 2 Stroke Racing Engine Motor, Dirt Bike Engine, 7000RPM Gasoline Engine Single Cylinder Pull Rope Start Motor for Dirt Bike Pocket Bike ATV Scooters, Pocket Bike Engine Kits

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Availability: In Stock.
Fulfilled by NUMOOBAE

Arrives Thursday, Jun 11
Order within 16 hours and 34 minutes
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Features

  • High-quality MaterialThe engine housing is made of high-quality aluminum alloy for durability and longevity. The internal iron parts of the engine are made of high-performance iron, ensuring that every piece has been carefully selected.
  • Fine WorkmanshipThe aluminum alloy housing of this engine is professionally polished to give it a smooth, wear-resistant surface.
  • Wide Range of ApplicationsThe engine can be used for pocket bikes, mini dirt bikes, ATVs, or scooters. The engine can be used not only to replace the engine but also to convert a mini bike.
  • High SpeedThe 49cc mini motor air-cooled racing engine can reach up to 48mph, allowing your child to experience the fun of riding on a minibike.
  • SafetyThe air-cooled design allows the engine to work continuously without heating up, thus preventing the vehicle from breaking down due to high temperatures. A good heat sink can protect you during a ride.

Description

DetailsAir Filter: This engine air filter is made of high-quality materials. It prevents contaminants from entering the engine and extends its service life. Hand Puller: The engine has a T-shaped hand puller, which makes it easy to pull to start the engine. ApplicationThis engine is mainly used to power mini bikes, mini dirt bikes, ATVs or scooters, etc. SpecificationsMaterial: AluminumCondition: New Fuel: Gasoline and Professional Two-stroke Motor OilFuel Ratio: Gasoline: Engine Oil= 25:1Horsepower: 1.3Chain Model: T8FEngine Dimensions: 282313.3cm/1195.2inPackage Size: 31.224.516.5cm/12.39.76.5inGross Weight: 4kg /8.81lbsNet Weight: 3.8kg/8.37lbsPackage Included149cc Two-stroke Engine

Manufacturer: ‎NEBEUUO


Brand: ‎NEBEUUO


Model: ‎49cc Two-stroke Engine


Item model number: ‎49cc Two-stroke Engine


Exterior: ‎Brushed


Manufacturer Part Number: ‎AC-YCZYQ-1758-XZY1-01


Date First Available: March 10, 2026


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Jun 11

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Amazing strong engine
10/10 this thing is supper fast ! Bought to replace old pull start on a amazon dirt bike and this one is better than the original! Given that i did have to swap out the carb and move some stuff around but that was to be expected as this is a replacement not the original . Imo its better! I ws going like 45mph haha so funthinking of buyinf another and a bore kit to see what it does haha ... show more
Reviewed in the United States on April 10, 2026 by luis

  • Spend a little more and get a better one!
Did. It line up and will not stay running :(
Reviewed in the United States on May 2, 2026 by Josh

  • Good runner!
Great running engine after leaning out the idle a bit. Gearcase was a little thicker and some minor trimming was needed. End result was perfect!
Reviewed in the United States on May 1, 2026 by James

  • Excellent Value
50cc small displacement delivers strong power—lifts the front wheel easily on my mini dirt bike. Pull start is smooth, 7000 RPM responds instantly to throttle. Complete kit, great value. Recommended!
Reviewed in the United States on March 16, 2026 by Dawn Banks

  • Easy to Install
A friend gave me an old small dirt bike with a dead engine. I bought this 49cc 2-stroke as a replacement, and it feels like a completely different machine! Don't let the small displacement fool you—at 7000 RPM, the power delivery is猛, lifting the front wheel easily on takeoff, darting through the trails more agilely than bigger bikes. Installation went smoothly—the engine mounting holes基本 matched my frame, and the sprocket aligned properly with just minor chain adjustment. The pull start is smooth—usually 2-3 pulls when cold, and once warm, it starts on the first pull. What I'm most satisfied with is its lightweight design—the whole engine is very light, easy for one person to handle, and after installation, the bike's center of gravity is lower for better handling. The 2-stroke power delivery is direct—twist the throttle and it responds instantly with no lag. After two months of weekly trail riding, performance has been stable. Highly recommended for small dirt bike and mini moto enthusiasts! ... show more
Reviewed in the United States on March 16, 2026 by Amazon Customer

  • Quality is great.
I upgraded my son's pocket bike with this 50cc engine, and ended up getting hooked myself! With 50cc displacement and 7000 RPM, this little thing runs faster than I expected—hitting over 50 km/h on flat ground, handling corners like a fish. What surprised me most is its torque—climbing hills with ease, even carrying a lightweight adult up slopes. The carburetor adjusts easily—stable idle, no surging at high RPM. The 2-stroke sound is addictive—that rhythmic exhaust note that my son loves. Overall build quality is solid for this price point—smooth cylinder casting, thick cooling fins, normal temperature after half an hour of continuous running. The kit comes complete with carburetor, air filter, exhaust pipe, and clutch—ready to run out of the box. If I had to mention a downside, 2-strokes require oil mixing, which is a bit more hassle, but for this power, it's worth it! Highly recommended for pocket bike and ATV enthusiasts! ... show more
Reviewed in the United States on March 16, 2026 by Jasmine Nicole

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