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  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
  • Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter
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Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter

  • 1 - 29 Pieces
    $65
  • 30 - 99 Pieces
    $64
  • 100 - 499 Pieces
    $60
  • >= 500 Pieces
    $55

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 100 pieces）
Graphic customization（Min.Order: 100 pieces）
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Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Powerful Engine Performance: Designed to deliver robust power output for gasoline-powered scooters and bicycles, available in multiple displacements (48cc to 80cc) to suit varying performance needs.
  • Dual-Cylinder Efficiency: Features a twin-cylinder design for enhanced torque and smooth operation in both 2-stroke and 4-cycle configurations, optimizing fuel efficiency and reliability.

Key features

  • 1. Corrosion-Resistant Metal Construction

    • With a durable aluminum/steel alloy engine block and components, ensure long-lasting performance in harsh environments. The metal design outlasts plastic-based alternatives by ~30%* in wear-and-tear resistance.

  • 2. Modular Assembly Design

    • With a pre-engineered modular layout, customize your engine setup for tailored performance. Assemble 20% faster than standard non-modular kits* for easy installation or modifications.

  • 3. Powerful Twin-Cylinder Performance

    • With a robust twin-cylinder engine (48-80cc), achieve 30% higher torque and fuel efficiency compared to single-cylinder models*. Ideal for both acceleration and sustained power output.

  • 4. Versatile Scenario Adaptability

    • Designed for urban commuting and light off-road use, this engine balances agility and reliability. Suitable for bicycles/scooters in mixed environments, unlike single-purpose engines*.

  • 5. Safety-Compliant Components

    • All metal parts comply with international safety standards for motorcycle components*, ensuring structural integrity and regulatory adherence.

Product details

Gasoline Engine 48Cc 49Cc 50Cc 60Cc 66Cc 80Cc 2 Stroke Twin Cylinder 4 Cycle Gas Scooter

The Gasoline Engine series (48cc–80cc) is a high-performance power solution for bicycles and scooters, featuring twin-cylinder and 4-cycle designs. Crafted from durable aluminum and steel alloys, these engines deliver reliable performance across diverse applications. The modular components shown in the image—engine block, carburetor, exhaust system, and gearbox—ensure seamless integration into custom builds or engine overhauls.

Technical specifications

FeatureSpecificationBenefit
MaterialAluminum/steel alloyLightweight yet rugged for long-term use
Displacement48cc, 49cc, 50cc, 60cc, 66cc, 80ccAdjustable power output for varied needs
Cylinder DesignTwin-cylinder (2-stroke/4-cycle)Enhanced torque and fuel efficiency
CertificationsCE, ISO 9001Compliance with global safety standards
ApplicationScooters, bicycles, and small vehiclesVersatile for recreational or utility use

Customization guide

Adjust displacement (cc) to match power requirements:

  • Low cc (48–50cc): Ideal for lightweight scooters or eco-friendly commuting.
  • Mid-range (60–66cc): Balances power and fuel efficiency for daily use.
  • High cc (80cc): Delivers peak performance for off-road or heavy-load applications.

Get inspired

Whether you’re upgrading a vintage bike or building a custom scooter, this engine series offers scalable power solutions. Pair the 80cc Pro Model with reinforced frames for rugged terrain, or choose the 50cc Base Model for urban commuting.

Choose your model

ParameterBase Model (48–50cc)Advanced Model (60–66cc)Pro Model (80cc)
Power Output2.5 HP+15% (2.9 HP)+30% (3.25 HP)*
Fuel Efficiency80 km/L85 km/L80 km/L
Torque1.8 Nm+20% (2.2 Nm)+35% (2.45 Nm)
Weight8.5 kg9.2 kg10.5 kg

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: Aluminum/steel alloy construction reduces weight by 20% compared to traditional cast-iron engines.
    • Twin-Cylinder Design: Achieves 25% smoother power delivery than single-cylinder models.
    • ISO 9001 Compliance: Ensures durability with a 3-year warranty against manufacturing defects.

  2. Optimal Version Selection:

    • Base Model: Best for casual riders prioritizing fuel efficiency (e.g., daily commutes).
    • Advanced Model: Targets users needing a balance of power and economy (e.g., family scooters).
    • Pro Model: Ideal for off-road enthusiasts or commercial use (e.g., cargo delivery). With its 3.25 HP output, the Pro Model outperforms industry benchmarks by 30%, enabling steep incline handling. Pair it with heavy-duty frames to maximize load capacity.

*Performance gains calculated against Base Model specifications.

Frequently asked questions

  • Which 48cc-80cc engine suits off-road scooters best?

  • How do I maintain the carburetor on a 2-stroke scooter engine?

  • What’s the difference between 2-stroke and 4-cycle engines for scooters?

  • Are these engines CE-certified for EU compliance?

  • Can I customize the engine for electric bike conversions?

  • Which engine capacity (50cc vs. 60cc) is better for daily commuting?

  • How do metal materials improve engine longevity compared to plastic parts?

  • What’s the recommended fuel mix ratio for 2-stroke engines?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Engine DisplacementHill climbing, cargo transportIndustry: 40cc (ISO 3095)
Our Base: 48cc ▲8
Our Advanced: 80cc ▲40		▲8cc Base: 20% more power for heavy loads
▲40cc Advanced: 100% power boost		Advanced: 30% higher fuel consumption vs Base
Base: 20% heavier than Industry
Noise LevelUrban commutingIndustry: 85 dB (ISO 362-1)
Base: 78 dB ▲7
Advanced: 70 dB ▲8		▲7 dB Base: Quieter than lawnmower (90 dB)
▲8 dB Advanced: Near library noise (70 dB)		Advanced: 15% heavier muffler design
Base: 10% cost increase vs Industry
Fuel EfficiencyLong-distance travelIndustry: 40 km/L (SAE J1259)
Base: 45 km/L ▲5
Advanced: 50 km/L ▲5		▲5 km/L Base: Saves $150/year on fuel
▲5 km/L Advanced: 25% lower fuel costs		Advanced: 15% slower acceleration vs Base
Base: Requires premium fuel (+10% cost)
Material DurabilityHarsh environments (rain/salt)Industry: 200h ASTM B117
Base: 300h ▲100
Advanced: 500h ▲200		▲100h Base: Withstands 50+ washes
▲200h Advanced: 2x lifespan in corrosive areas		Advanced: 25% heavier frame
Base: 15% cost markup vs Industry
Gearbox TypeFrequent gear changes (city driving)Industry: 3-speed (ISO 2858)
Base: 4-speed ▲1
Advanced: 5-speed ▲2		▲1 gear Base: Smoother acceleration
▲2 gears Advanced: 30% better RPM control		Advanced: 20% more maintenance cost
Base: 10% weight increase vs Industry
Braking SystemSafety in traffic-heavy areasIndustry: Drum (3m EN13073)
Base: Drum 2.5m ▲0.5
Advanced: Disc 2m ▲1.5		▲0.5m Base: Stops 17% faster
▲1.5m Advanced: 33% shorter stopping distance		Advanced: 25% higher maintenance cost
Base: 5% weight penalty vs Industry

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 DIY Enthusiast Reviews

⭐⭐⭐⭐⭐ James Carter - Motorcycle Hobbyist
"I installed the 66cc Advanced Model on my custom-built scrambler bike, and the performance is outstanding. The twin-cylinder 4-cycle design delivers smooth power without the jerky throttle response common in single-cylinder kits. After 5 months of weekend rides and city commuting, it’s still running strong. The aluminum/steel alloy engine block feels solid, and I’ve noticed zero corrosion despite rainy rides. Installation was straightforward thanks to the modular layout—only took a weekend with basic tools."

Purchase Date: October 2024 | Usage Period: 6 months

🛵 Urban Commuter Reviews

⭐⭐⭐⭐⭐ Amina Patel - Delivery Courier
"As someone who logs 30+ km daily on an engine-assisted bicycle, I needed something reliable and fuel-efficient. The 50cc Base Model has been perfect. It’s quiet—much less noisy than the old 2-stroke engines I’ve used before—and gets me through traffic without overheating. I’ve had it for 4 months now, and fuel economy averages around 80 km/L, just like advertised. The CE certification gave me peace of mind for legal compliance in the city."

Purchase Date: February 2025 | Usage Period: 4 months

🏜️ Off-Road Rider Reviews

⭐⭐⭐⭐⭐ Diego Mendez - Adventure Rider
"I upgraded my trail scooter with the 80cc Pro Model, and it’s transformed the ride. Climbing steep dirt paths that used to stall my old 50cc engine is now effortless. The +35% torque makes a real difference, and the 5-speed gearbox allows precise control on loose terrain. I’ve taken it through mud, dust, and even a river crossing—zero issues. The metal construction really shines here; no warping or leaks. If you're serious about off-road performance, this is the engine to get."

Purchase Date: August 2024 | Usage Period: 8 months

🛠️ Mechanic & Builder Reviews

⭐⭐⭐⭐☆ Liam Foster - Custom Bike Builder
"I’ve built over a dozen motorized bikes for clients, and this engine series is by far the most consistent. The modular design means I can swap carburetors, exhausts, or gearboxes without custom fabrication. I typically go with the 60cc Advanced Model for its balance of power and efficiency. One minor note: the 80cc version’s muffler is a bit bulky, so tight frame builds require some planning. But overall, the durability and ISO 9001-backed quality make these engines worth the premium."

Purchase Date: January 2025 | Usage Period: 5 months

🚴 Recreational Rider Reviews

⭐⭐⭐⭐⭐ Sophie Nguyen - Weekend Rider
"I added the 48cc Base Model to my vintage bicycle for fun weekend trips. It’s not the fastest, but that’s fine—it’s smooth, quiet, and gets me up small hills without pedaling hard. I love the retro styling that matches my bike’s look while still delivering modern reliability. After 3 months of casual use, no maintenance needed beyond a quick carburetor check. Great for beginners or anyone wanting a simple, dependable upgrade."

Purchase Date: April 2025 | Usage Period: 3 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 74 reviews (83.1%)
  • ⭐⭐⭐⭐☆ (4-star): 12 reviews (13.5%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.2%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Small Engine Performance Expert

Elena Torres - Automotive Engineering Consultant
"In my evaluation of micro-displacement engines, this twin-cylinder series stands out for its thermal efficiency and structural integrity. The aluminum/steel alloy reduces weight while maintaining rigidity—critical for vibration control. The 25% smoother power delivery compared to single-cylinder units makes it ideal for retrofit applications where ride quality matters."

Urban Mobility Technician

Marcus Lee - E-Mobility Workshop Manager
"We’ve tested several gasoline conversion kits, and this one offers the best balance of compliance, durability, and ease of installation. The CE and ISO certifications are a big plus for customers concerned about legality. For urban riders needing a reliable assist engine, the 50cc and 60cc models are top-tier choices."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Perfect Retrofit for My Old Moped" - Daniel Kim (Vintage Scooter Owner)

Posted: 2 days ago

"Installed the 66cc engine on a 1970s frame. Fit like a dream, and the retro design blends perfectly. Runs cleaner than I expected. Zero smoke or stalling."

⭐⭐⭐⭐⭐ "Worth Every Penny for Off-Road Use" - Tara Williams (Adventure Tourer)

Posted: 1 week ago

"Used the 80cc Pro Model on a 300km backcountry ride. Engine stayed cool, fuel efficiency held strong, and torque handled every incline. Built to last."

⭐⭐⭐⭐☆ "Great Power, Slight Noise at High RPM" - Rajiv Mehta (Commuter)

Posted: 3 weeks ago

"The 60cc is powerful and efficient. Only downside is a slight whine above 60 km/h, but otherwise flawless. Easy to maintain with basic tools."

🎯 Reviews by Use Case Category

🏙️ Urban Commuting (32 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Low noise (88% mentioned)
  • Fuel efficiency (91% mentioned)
  • CE compliance (85% mentioned)

🌄 Off-Road & Recreational Use (28 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • High torque (93% mentioned)
  • Durable metal construction (96% mentioned)
  • Smooth twin-cylinder performance (89% mentioned)

🚚 Light Commercial & Delivery (19 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Reliability in stop-and-go traffic (90% mentioned)
  • Long-term durability (87% mentioned)
  • Fast installation (79% mentioned)

🔧 Custom Builds & Retrofits (10 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Modular compatibility (100% mentioned)
  • Classic design integration (90% mentioned)
  • Customization support (80% mentioned)

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