Block Under Overview
Block Under Overview
El-005 Engine Block Single Acting

Heavy fuels compatibility for application flexibility.

As a heavy-fuel compatible engine, the EL-005 gives aircraft the flexibility to operate around the world with commonly-accessible fuel types.

El-005 Engine Block Dual Lane

Single-cylinder, air-cooled engine configuration.

An Electronic Control Unit controls Lycoming's EL-005 aircraft engine for direct drive and spark ignition. The air-cooled, two-stroke engine is loop scavenged with reed valve technology to control the fuel-air mixture admitted to the cylinder. As a high-performance engine option, it's equipped with air assist electronic fuel injection, an electronically controlled throttle and an integrated permanent magnet alternator.


One configuration of Lycoming's EL-005 powers Textron Systems Unmanned Systems Aerosonde Mk 4.7G and supports industry-leading mission readiness rates.

Plane Flying

Engine Details

Number of Cylinders
1.9 in (49 mm)
1.6 in (40 mm)
4.6 in 3 (75 cm 3)
Max Continuous (100%)
4 hp (2.98 kW) @ 5,000 RPM
Performance Cruise (75%)
3 hp (2.24 kW) @ 5,000 RPM
Economy Cruise (45%)
1.8 hp (1.34 kW) @ 4,250 RPM
Fuel Consumption
1.7 lb/hr (0.78 kg/hr) @ 5,000 RPM; 1.1 lb/hr (0.48 kg/hr) @ 4,250 RPM
3 Phase Externally Regulated
900 Watt PMA
Max Power
900 watts @ 5,500 RPM
Performance Cruise
800 watts @ 5,000 RPM
Economy Cruise
650 watts @ 3,200 RPM
Flight Idle
450 watts @ 3,200 RPM
Ground Idle
250 watts @ 2,200 RPM
Approved Fuels
JP-5, JP-8, Jet A, Jet A-1, F-24, MOGAS, Unleaded AVGAS
Integrated Electronic Fuel Pump
100 pso (6.89 bar)
Dry Weight
13.8 lbs (6.25 kg)
Time Between Overhauls
400 hours with 100 hour extension

Customize this engine for your company's specific application and mission requirements.