180cc Air Cooled 4 Stroke GY6 Single Cylinder Engine Assembly For Atv Motorcycle On Go Kart
This 180cc Air Cooled 4-Stroke GY6 Single Cylinder Engine Assembly is engineered as a versatile replacement and upgrade solution for ATVs, motorcycles, and go-karts. Built around the proven GY6 platform-known for its compatibility with small off-road and on-road vehicles-it delivers consistent performance tailored to daily use and light-duty utility needs, making it an ideal choice for both recreational and practical applications (e.g., ATV trail riding, go-kart racing, or motorcycle commuting).
Detailed Technical Specifications
Specification Category |
Details |
Engine Type |
GY6 Single-Cylinder, 4-Stroke |
Displacement |
180cc (optimized for balanced power and fuel efficiency) |
Cooling System |
Air-Cooled |
Bore Size |
62.5mm (precision-machined for consistent combustion) |
Stroke |
57.8mm |
Compression Ratio |
10:1 |
Starting System |
Dual Options: Electric Start + Kick Start (for reliability in low-battery scenarios) |
Maximum Power |
7.5kW / 6500 r/min |
Maximum Torque |
10.0 N·m / 600 r/min |
Minimum No-Load Speed |
1700±100 r/min |
Maximum Fuel Consumption |
≤374g/kW·h |
Dimension (L×W×H) |
626×435×300 mm |
Packing Size (L×W×H) |
720×460×320 mm |
Net Weight (N.W.) / Gross Weight (G.W.) |
25.4 kg / 28.1 kg |
Key Components |
GY6-Specific Exhaust Pipe (compatible with GY6 150cc scooters for broader adaptation), Racing Camshaft, CDI Ignition, Performance Muffler |
Application Compatibility |
ATVs, motorcycles, go-karts (designed for direct retrofit/upgrade) |
Warranty |
1-Year Warranty on Parts and Labor (covers manufacturing defects) |
1. Targeted Performance Enhancement
The integration of a Racing Camshaft and CDI Ignition System-paired with a performance-optimized muffler-improves combustion efficiency, directly boosting fuel economy and power delivery . The GY6-specific exhaust pipe further ensures seamless integration with existing GY6-based vehicles (e.g., GY6 150cc scooters), maintaining system compatibility.
2. Durability Meets Industry Standards
This 4-stroke ATV engine achieves a balance between structural strength and practical performance through the scientific combination of three core materials-iron, aluminum, and copper-ensuring excellent wear resistance, heat resistance, and vibration resistance during long-term use.
3. User-Friendly Installation & Maintenance
Designed for accessibility: the air-cooled system requires minimal upkeep (no coolant checks or radiator servicing), while the dual-start system (electric + kick) offers flexibility in all conditions. Its "ready-to-install" design aligns with standard GY6 mounting points, reducing retrofit time for mechanics or DIY users.
4. Combining performance and price advantages
Offered at competitive pricing, this GY6 engine assembly balances performance and affordability. The 1-year warranty on parts and labor adds a layer of trust, addressing post-purchase concerns.




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