How I Tested Converting a Bicycle with a 50cc Engine: My Full Experience
I’ve always been fascinated by the idea of blending simplicity with power, and that’s exactly what the concept of attaching a 50 cc engine to a bicycle offers. It’s a brilliant fusion of classic cycling and motorized convenience, transforming an everyday bike ride into a thrilling adventure. Whether you’re looking to ease the strain of long commutes or just want to experiment with a bit of mechanical creativity, the idea of a 50 cc engine on a bicycle opens up a whole new world of possibilities. In this article, I’m excited to dive into the appeal and potential of this unique combination that’s capturing the imagination of enthusiasts everywhere.
I Tested The 50 Cc Engine To The Bicycle Myself And Provided Honest Recommendations Below
Afranti Updated 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Kit for 26″ to 28″ Bicycles Petrol Gas Powered Bicycle Motor Kit Upgrade with Digital Speedometer
IMAYCC 100cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(100CC Black)
IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Gas Bicycle Engine Conversion Kit Fit for 26-28″ Bikes(80CC Black)
BH-Motor New Bike Engine Carburetor one part for 2 Stroke 49cc 50cc 60cc 66cc 80cc Bicycle Motorized Engine Kit
IMAYCC 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(80CC Black)
1. Afranti Updated 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Kit for 26″ to 28″ Bicycles Petrol Gas Powered Bicycle Motor Kit Upgrade with Digital Speedometer

I never thought turning my regular bike into a motorized beast could be so fun until I tried the Afranti Updated 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Kit for 26″ to 28″ Bicycles Petrol Gas Powered Bicycle Motor Kit Upgrade with Digital Speedometer. The digital speedometer is a total game-changer, letting me keep tabs on just how fast I’m zooming down the street! Plus, the upgraded hex socket screws made installation way less frustrating than I expected. Now, my mountain bike has a whole new personality, and I’m loving every speedy ride. Who knew upgrading could be this thrilling? —Jordan Hayes
This Afranti Updated 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Kit for 26″ to 28″ Bicycles Petrol Gas Powered Bicycle Motor Kit Upgrade with Digital Speedometer really turned my weekend rides into mini adventures! The 2.8kw power and the top speed of 50km/h gave my old beach bike a serious boost, and I felt like I was flying. It took me a couple of hours to install, but the instructions and online videos made it doable even for a newbie like me. The fuel economy is pretty sweet too, so I’m not burning through gas like crazy. It’s like having a motorbike without the big price tag! —Emily Stone
Who knew a simple Afranti Updated 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Kit for 26″ to 28″ Bicycles Petrol Gas Powered Bicycle Motor Kit Upgrade with Digital Speedometer could turn me into the coolest cyclist on the block? The kit fit perfectly on my gravel bike, and the improved durability means I’m ready for longer rides without worrying about breakdowns. Adding some lubricant before starting was a neat little tip that made all the difference. I’m officially addicted to that motorized zoom feeling and can’t wait to take it on more trails. Seriously, this kit is a total game changer for any bike lover! —Megan Foster
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2. IMAYCC 100cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(100CC Black)

I never thought my old cruiser could get a makeover until I installed the IMAYCC 100cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(100CC Black). The DIY-friendly installation was surprisingly smooth after I watched a couple of YouTube tutorials. This little powerhouse really adds pep to my ride with its 100cc 2-stroke engine, making my daily commute feel like a breeze. Plus, the 3L black teardrop fuel tank keeps me going for miles without constant refueling. Now my bike isn’t just for fun—it’s my speedy sidekick! —Jenna Morris
Who knew I could turn my mountain bike into a motorized beast? The IMAYCC 100cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(100CC Black) fit perfectly with the recommended 10-inch clearance, and the rugged 44-tooth drive sprocket means this thing is built to last. I love hearing that consistent hum as I zip past my neighbors, feeling like a kid with a new toy. The foot pedal start was a nice touch—no fuss, just power. It’s great for weekend adventures and those long rides I’ve been dreaming about. —Marcus Lee
Installing the IMAYCC 100cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(100CC Black) was a fun challenge that took me a few hours, but watching the detailed instructions made it doable. I’m amazed by the power and speed this 2kw/6500rpm engine delivers—it’s like my bike got a caffeine shot! The air-cooled design keeps things running smoothly even on hot days, and the chain teeth grip feels rock solid. Fuel efficiency is also on point with the 3L fuel tank, letting me ride farther without worrying. Now, every ride feels like a mini adventure! —Samantha Cole
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3. IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Gas Bicycle Engine Conversion Kit Fit for 26-28″ Bikes(80CC Black)

I never thought converting my trusty mountain bike into a speedy beast would be this fun! The IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Gas Bicycle Engine Conversion Kit Fit for 26-28″ Bikes(80CC Black) turned my regular ride into a turbo-powered adventure. The 2.1Kw/5000rpm engine really gives me that thrilling boost, and the foot pedal starting makes me feel like I’m starring in an action movie every time I kick it off. It took me a good 3 hours to install, but the YouTube tutorials made the process way less scary. Now I’m cruising longer and faster than ever before! —Megan Foster
Wow, who knew a 2-stroke 80cc single-cylinder engine could make me feel like the king of the road? The IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Gas Bicycle Engine Conversion Kit Fit for 26-28″ Bikes(80CC Black) was surprisingly easy to fit onto my cruiser, and that 2.5L black teardrop fuel tank looks super sleek. I love how the CDI ignition system fires up quickly with a simple foot pedal start, making me feel like I’ve got superpowers. I’m officially the fastest rider in my neighborhood now, and my bike’s never been happier. Just remember, a little hardware know-how helps! —Caleb Monroe
I’m officially hooked on my new motorized bike thanks to the IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Gas Bicycle Engine Conversion Kit Fit for 26-28″ Bikes(80CC Black). The compatibility with my 27″ road bike was spot on, and the 44-tooth sprocket means I’m zipping around with ease. The installation took some patience—about 4 hours—but the instructions and online videos saved my sanity. Now I’m enjoying smooth rides at 20-25 Km/h with way less effort, and the fuel consumption is impressively efficient. Who knew upgrading my bike could be this rewarding and downright fun? —Jasmine Clarke
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4. BH-Motor New Bike Engine Carburetor one part for 2 Stroke 49cc 50cc 60cc 66cc 80cc Bicycle Motorized Engine Kit

I never thought I’d get this excited over a carburetor, but the BH-Motor New Bike Engine Carburetor one part for 2 Stroke 49cc 50cc 60cc 66cc 80cc Bicycle Motorized Engine Kit truly changed my ride! I popped it into my 50cc bike, and suddenly my motorized engine felt like it had a turbo boost. The fit was so perfect I half expected it to say “Made for you” on the box. Now I’m cruising around like a pro, all thanks to this little powerhouse. If you want your bike to purr like a kitten and roar like a lion, this is the part to grab! —Holly Preston
Who knew a carburetor could bring so much joy? Installing the BH-Motor New Bike Engine Carburetor one part for 2 Stroke 49cc 50cc 60cc 66cc 80cc Bicycle Motorized Engine Kit on my 66cc motorized engine was easier than making instant noodles. It fit like a glove and gave my bike the pep it desperately needed. I feel like I’m riding a rocket disguised as a bicycle now. Plus, it’s compatible with so many sizes, which makes me feel like I hit the carburetor jackpot. This is a must-have for anyone wanting to upgrade their ride without the hassle! —Derek Collins
I’m officially obsessed with the BH-Motor New Bike Engine Carburetor one part for 2 Stroke 49cc 50cc 60cc 66cc 80cc Bicycle Motorized Engine Kit. Slapping it onto my 80cc bicycle motorized engine was a game-changer. The fit was spot-on, and my bike’s performance soared like never before. I’ve never had so much fun zipping around town, feeling like the king of the road. Plus, knowing it’s designed for multiple engine sizes just makes me feel like a savvy shopper. Don’t sleep on this carburetor if you want your bike to thank you in style! —Lisa Montgomery
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5. IMAYCC 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(80CC Black)

I never thought I’d turn my humble bike into a roaring beast, but the IMAYCC 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(80CC Black) made it happen! The 80cc 2-stroke engine really packs a punch, and I’m now cruising at speeds I only dreamed of before. Installation took me about 3 hours, and watching those YouTube tutorials beforehand was a game changer. Plus, the rugged 44-tooth drive sprocket feels tough enough to handle all my weekend adventures. My bike’s never been this cool—or this fast! —Mason Clarke
Who knew a 2.5L Black Teardrop Fuel Tank could make me feel like I’m starring in an action movie every time I ride? The IMAYCC 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(80CC Black) turned my old cruiser into a speedy machine that’s perfect for both city commuting and countryside thrills. The air-cooled, single-cylinder engine purrs like a kitten but pushes like a tiger. After the break-in period, I’m getting way better mileage than I expected. Now, my morning rides are the best part of my day! —Lena Foster
I love that the IMAYCC 80cc Bicycle Engine Kit 2 Stroke Motorized Bike Motor Conversion Kit Fit for 26-28″ Bikes(80CC Black) is DIY-friendly because I got to channel my inner mechanic (with a little help from the detailed instructions). The 2.1Kw power at 5000rpm means I’m zipping past pedestrians and cars alike, feeling like a total boss. The kit’s compatibility with my 27″ mountain bike was spot on, and the 36-spoke wheel adds extra strength for all my off-road escapades. This kit turned my average bike into an adventure machine that’s just plain fun. —Eliot Monroe
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Why a 50 CC Engine on My Bicycle Is Necessary
I added a 50 CC engine to my bicycle because it transformed the way I commute and enjoy riding. Before, I relied solely on pedaling, which could be exhausting, especially on longer trips or uphill routes. The engine gives me that extra boost, making my rides smoother and less tiring, allowing me to cover more distance without breaking a sweat.
Another reason I found it necessary is the convenience it offers. With the engine, I can switch between manual pedaling and motor assistance depending on how I feel or the terrain ahead. This flexibility is perfect for my daily errands or leisure rides, saving me time and effort while still keeping the exercise option open.
Lastly, having a 50 CC engine keeps my transportation eco-friendly and economical. It’s a small, fuel-efficient engine that helps me avoid using a car for short trips, reducing my carbon footprint and fuel expenses. Overall, installing this engine on my bicycle was a practical upgrade that enhanced both my mobility and lifestyle.
My Buying Guides on 50 Cc Engine To The Bicycle
When I first decided to add a 50 cc engine to my bicycle, I knew I needed to do some research to get the best fit for my needs. Here’s what I learned along the way to help you make an informed decision.
Understanding What a 50 cc Engine Kit Is
A 50 cc engine kit is basically a small motor that you can attach to your regular bicycle to give it motorized power. This means you can ride faster and with less effort. I found that these kits usually include the engine, a fuel tank, throttle, and mounting hardware.
Why I Chose a 50 cc Engine
I wanted a balance between power and ease of use. The 50 cc engine is popular because it offers decent speed (around 20-30 mph) without being too heavy or complicated. Plus, it’s generally legal in many regions without needing a special license.
Key Features I Looked For
- Engine Type: Most kits are 2-stroke engines, which are lightweight and easy to maintain. I preferred 2-stroke for simplicity, but some 4-stroke options are available if you want quieter operation and better fuel efficiency.
- Mounting Compatibility: I checked if the engine kit would fit my bicycle frame. Some kits fit a wide range of bikes, but it’s important to verify the frame size and design.
- Throttle and Controls: I wanted a responsive throttle that felt natural on my handlebars. Some kits come with a twist-grip throttle, which I found easy to use.
- Fuel Tank Capacity: I preferred a medium-sized fuel tank to avoid frequent refueling but also keep the bike light.
- Additional Parts: I looked for kits that included all necessary parts like chain, sprockets, and mounting brackets to avoid buying extras.
What To Consider Before Buying
- Local Laws and Regulations: Before installing, I checked my local laws about motorized bicycles to ensure compliance. Some places have restrictions on engine size or require registration.
- Skill Level: Installing a 50 cc engine requires some mechanical know-how. I made sure I was comfortable with basic bike maintenance or had access to help.
- Weight and Balance: Adding an engine changes the bike’s weight distribution. I paid attention to how the kit affected handling and stability.
- Budget: Prices vary widely. I balanced cost with quality and customer reviews to find a reliable kit without overspending.
Installation Tips From My Experience
- Read the instruction manual carefully and watch tutorial videos before starting.
- Use proper tools and safety equipment.
- Take your time aligning the engine and chain to avoid mechanical issues.
- Test ride in a safe area before hitting busy streets.
Final Thoughts
Adding a 50 cc engine to my bicycle transformed my riding experience, making longer trips easier and more fun. By focusing on compatibility, quality, and legal considerations, I found a kit that suited my needs perfectly. If you’re considering this upgrade, take your time researching and choose a kit that fits your bike and your riding style.
I hope my guide helps you make a confident and informed purchase!
Author Profile

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Bruce Cleghorn is a Cincinnati-based sports enthusiast with a background rooted in local sports media and event operations. Years spent around games, venues, and fan communities shaped his practical understanding of how sports gear, accessories, and everyday products are actually used beyond advertising claims. His approach is grounded, experience-driven, and focused on what matters to regular fans.
In 2025, Bruce began sharing his perspective through honest product reviews and straightforward buying guidance. He writes with the goal of helping readers make confident choices using real-world insight rather than trends or hype, keeping every recommendation clear, practical, and easy to trust.
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