GAS418S
The GAS418S is a highly compact four-stroke gasoline engine with low overall weight that is designed to fit into very small UAV fuselages. Ideal for medium to high altitude applications, it is suited to both fixed-wing and unmanned helicopter platforms, delivering specific power of up to 2.31 hp/kg.
Built around a mechanically-driven centrifugal supercharger, it features completely ECU-controlled fuel injection and ignition, ensuring optimum performance under a wide range of environmental conditions. The versatile engine can be installed in either horizontal or vertical axis configurations.
Specifications:
| Weight: | 78 kg (horizontal) 85 kg (vertical) |
| Displacement: | 1.8 liters |
| Bore/Stroke: | 92mm/68mm (3.6"/2.7") |
| Max Power: | 132kW (180hp) @ 5800 RPM |
| Max Continuous Power: | 97kW (130hp) @ 5000 RPM |
| Max Torque: | 218 Nm @ 5800 RPM |
| Alternator: | 14 VDC, 32A (secondary alternator available) |
| Power to Weight Ratio: | 2.31 hp/kg (horizontal) 2.12 hp/kg (vertical) |






