The Great Power GP230 Twin Gas Engine is a high-power, twin-cylinder gasoline engine developed specifically for large-scale RC aircraft and professional UAV applications. With a total weight of just 5,973 grams, the GP230 delivers an exceptional balance between horsepower, efficiency, and structural strength.

Developed through more than two years of intensive R&D, validation, and long-duration testing, the GP230 has been engineered with a strong focus on thermal stability, reliability, and real-world operating conditions. Its advanced mechanical architecture ensures stable, predictable operation, even under sustained high-load and demanding environments.

Excellent thermal management, combined with low vibration levels and smooth running, allows the GP230 to maintain consistent performance across a wide RPM range. This makes it a dependable power solution for pilots and operators who demand long-term durability and dependable output.

Key Features

• High-performance 230cc twin-cylinder gasoline engine

• Optimised power-to-weight ratio at just 5,973 g

• Excellent thermal management for sustained high-load operation

• Smooth running with low vibration

• Stable and predictable performance under extreme conditions

• Designed for RC aircraft and professional UAV platforms

• Proven through extensive long-duration testing

Perfect For

• Large-scale RC aircraft

• Professional UAV platforms

• Long-duration flight operations

• High-load and high-temperature environments

• Pilots requiring reliable, consistent engine performance

Product Summary

The Great Power GP230 is a high-output, thermally stable twin gas engine built for demanding RC and UAV applications. With strong torque, smooth operation, and excellent temperature control, it offers dependable performance where reliability is critical.

Specifications

Displacement: 230 cc
Bore: 57 mm
RPM Range: 1,200 – 6,700 RPM
Output: 23 Horsepower
Total Weight: 5,973 g
Ignition Weight: 202 g
Muffler Weight: 671 g
Fuel Type: 92 Unleaded (95 used during testing)
Gas/Oil Mix Ratio: 40:1
Carburettor: Walbro WB-27
Spark Plug: NGK CM-6
Recommended Propellers: 33×13, 34×12, 31×12 (3-blade)
Lowest RPM: 1,500
Highest RPM: 6,700

Test Conditions:

• Model: GP-230

• Propeller: Falcon 34×12

• Testing Date: 30/04/2025

• Environmental Temperature: 30°C

• Environmental Humidity: 53%

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