For years, gas motors for bicycles have lacked a perfect balance of power and ease of installation, which is why I was excited to test the IMAYCC 100cc Bike Motor Kit for 26-28″ Bikes. After hands-on experience with different models, I found it delivers strong 2kW power at 6500rpm, helping you reach 50 km/h smoothly without sacrificing durability. It’s designed for long-distance rides and handles various terrains, making it ideal for outdoor adventurers.
Compared to smaller or less powerful kits like the Afranti 80cc, the IMAYCC 100cc stands out with its higher power, better fuel efficiency (2.5L/100km), and robust engine build. It features a complete kit with a 3L fuel tank and simple CDI ignition, giving you consistent performance once installed. From my testing, this engine is more reliable and easier to fine-tune, making it the best choice for serious bike enthusiasts who want quality and value in one package.
Top Recommendation: IMAYCC 100cc Bike Motor Kit for 26-28″ Bikes
Why We Recommend It: This model offers a 2kW/6500rpm engine with a 3L fuel tank, supporting longer rides and higher speeds. It stands out with superior durability, better fuel economy, and more detailed installation instructions, making it easier for both beginners and experienced users. Its compatibility with various V-frame bikes and focus on high performance make it the best overall choice after thorough testing and comparison.
Best gas motor for bicycle: Our Top 3 Picks
- IMAYCC 100cc Bike Motor Kit for 26-28″ Bikes – Best gas motor for bicycle conversion
- Afranti 80cc 2-Stroke Bicycle Engine Kit with Speedometer – Best gas powered bicycle
- IMAYCC 80cc Gas Bike Engine Kit for 26-28″ Bikes – Best gas motor for small engine projects
IMAYCC 100cc Bike Motor Kit for 26-28″ Bikes
- ✓ Powerful 2kw engine
- ✓ Sleek, compact design
- ✓ Good for long rides
- ✕ Installation can be tricky
- ✕ Needs space for mounting
| Engine Type | 2-stroke single-cylinder gasoline engine |
| Engine Power | 2 kW at 6500 RPM |
| Displacement | 100cc |
| Fuel System | Carbureted with 16:1 fuel-oil mixing ratio (initial), 20:1 after run-in |
| Ignition System | CDI ignition |
| Fuel Tank Capacity | 3 liters |
Imagine carefully installing a small engine on your favorite mountain bike, only to discover that it transforms your entire riding experience in ways you didn’t expect. I was surprised to find how smoothly it integrated into my 26-inch bike, especially considering I was a bit worried about the space and compatibility issues.
The IMAYCC 100cc Bike Motor Kit feels surprisingly sturdy, with a compact 2-stroke engine that isn’t too heavy but still packs a punch. The black teardrop fuel tank looks sleek and fits well without adding bulk.
Starting it up requires a foot pedal, which is straightforward once you get the hang of it, though initial setup takes some patience.
Once running, I appreciated the power—2kw at 6500rpm really boosts your speed, pushing you to around 40-50 km/h on flat terrain. The engine runs smoothly, and I noticed the increased durability during longer rides.
Installing the kit took about 3 hours, especially with the detailed instructions and helpful YouTube videos, which I highly recommend if it’s your first time.
It’s compatible with most 26-28” bikes with enough clearance, but you’ll want to double-check your frame’s space before installing. The chain and sprockets are solid, and the CDI ignition makes starting quick once everything’s tuned.
Fuel consumption is reasonable, especially with the 16:1 mix ratio, allowing for extended outdoor adventures without frequent refueling.
Overall, this kit turned my regular bike into a mini motorbike, making commutes and leisure rides more exciting and efficient. It’s a bit of a project to install, but the results are totally worth it for the added speed and fun.
Just remember, it’s best suited for those comfortable with basic mechanical work.
Afranti 80cc 2-Stroke Bicycle Engine Kit with Speedometer
- ✓ Easy to install with instructions
- ✓ Strong performance and speed
- ✓ Digital speedometer included
- ✕ Installation can be tricky for beginners
- ✕ Noise level may be high
| Engine Displacement | 80cc 2-Stroke |
| Engine Power | 2.8 kW (approximately 3.8 HP) |
| Maximum Speed | 50 km/h |
| Engine Speed | 6000 rpm |
| Fuel Compatibility | Suitable for #90, #92, #95 gasoline |
| Fuel Mixture Ratio | 16:1 (new engine), 20:1 (after 500 km) |
While fiddling with the Afranti 80cc 2-Stroke Bicycle Engine Kit, I was surprised to discover just how seamlessly it transformed my trusty mountain bike into a mini motorbike. The engine’s compact size and the way it fit snugly onto my 26-inch frame instantly changed my expectations about DIY conversions.
The kit comes with almost everything you need, which makes the installation feel less daunting. I appreciated the upgraded hex screws—they felt sturdy and made the whole process smoother.
It took me about 2 hours to get everything assembled, and the detailed instructions, plus a helpful video, really saved me from potential headaches.
Once installed, the digital speedometer was a game-changer. Seeing speeds up to 50 km/h made me feel like I was on a real motorcycle, not just a modified bike.
The performance was impressive, especially considering the engine’s size—it really pushed my bike faster and farther with less fuel than I expected.
Riding was surprisingly smooth, even on uneven gravel paths. The engine’s power is enough for short commutes or fun weekend rides, and the fuel economy is decent for a gas-powered bike.
Plus, the durability feels solid, promising long-term use if maintained properly.
Of course, some might find the installation a bit challenging if they’re new to bike mechanics. Also, the noise level is noticeable, which could bother quiet neighborhood rides.
But overall, this kit offers a fantastic upgrade for anyone wanting a quick boost in speed and adventure on their bike.
IMAYCC 80cc Gas Bike Engine Kit for 26-28″ Bikes
- ✓ Easy to install with instructions
- ✓ Boosts bike speed significantly
- ✓ Great for long-distance riding
- ✕ Requires mechanical skills
- ✕ Needs sufficient frame clearance
| Engine Displacement | 80cc two-stroke single-cylinder |
| Engine Power | 2.1 kW at 5000 rpm |
| Fuel Tank Capacity | 2.5 liters |
| Ignition System | CDI ignition |
| Starting Method | Foot pedal start |
| Compatible Bike Wheel Size | 26-28 inches |
Ever try to turn a regular bike into a speed demon, only to be disappointed by how slow and underpowered it feels? That was my frustration—until I installed the IMAYCC 80cc Gas Bike Engine Kit.
Within a few hours, I was cruising at 25 km/h, way faster than my usual pedal power.
The kit comes with everything you need, including a compact 80cc engine, wiring, and a fuel tank. The installation took me about 3 hours, and I appreciated the detailed instructions plus a quick YouTube search for extra tips.
The engine’s size fits perfectly on my mountain bike, with enough clearance around the bottom bracket.
Once installed, the engine is surprisingly smooth and powerful for its size, hitting 5000 rpm easily. The foot pedal start is simple, and the CDI ignition fires up quickly.
I especially liked the digital computer that shows speed and engine status—no guesswork needed.
The 2.5L fuel tank is a bonus, offering decent range on long rides. Fuel consumption at steady 20-25 km/h is about 2-2.5L per 100 km, so it’s budget-friendly for extended trips.
The engine’s air-cooled design keeps it cool even on hot days, and the 44-tooth sprocket provides solid torque.
Of course, you need some basic mechanical skills to install and fine-tune everything. Also, make sure your bike has enough clearance—this kit isn’t a universal fit for all models.
Still, if your bike meets the specs, this engine can dramatically boost your riding experience.