Engine Introduction
The BE-15EFI is a 183cc two-stroke, four-cylinder, air-cooled engine with a horizontal layout and a maximum power output of 11KW. Key features include an electronic fuel injection system with altitude compensation, offering over 20% fuel savings compared to carburetor engines. It supports 360° installation without performance loss, uses a DC automatic timing CDI ignition system for easy starting and stability, and is designed for low noise and vibration. The engine is constructed with advanced materials for durability and is gasoline-powered for cost efficiency. It supports various output connections and can be adapted to different propeller types for diverse applications.

Technical Parameters
The BE-15C engine is a two-stroke, two-cylinder engine with a horizontal layout. It has a cylinder diameter of 54mm, a travel of 40mm, and an exhaust capacity of 183cc. The RPM range is 1800-7000rpm, with a maximum power of 11KW at 6500rpm. It features natural air cooling, clockwise propeller rotation, and uses 92-95 gasoline with a 40:1 fully synthetic lubricant. The ignition system is DC CDI electronic, and it supports propellers sized 24*16-28*10. The engine components include an aluminum alloy cylinder with ceramic coating, CNC aluminum alloy crankcase, and aluminum alloy piston. The spark plug used is NGK BPMR6A with a gap of 0.6-0.7mm. The engine dimensions are 210*330*160mm, and it weighs 4.5kg. An optional 14V 350W generator is available.

Engine Illustration
The document includes an illustration of the engine, highlighting its components and layout.