EP-4 Multi-Fueled Engine

The EP-4 Engine is an air cooled horizontally opposed piston engine with electronically controlled fuel injection. Compared with its counterparts in the market, the engine is light weighted, consistent in performance, robust and maintenance friendly. EP-4 is an ideal choice to power fixed-wing UAV and VTOL of MTOW 25kg-35kg.


Technical Parameter
Configuration 2Cyl. Horizontally Opposed Displacement 68ml
Bore × Stroke 38×30mm Speed Range 1800~8500rpm
Lubrication Oil Gas Lubrication Fuel Delivery Electronic Fuel Injection
Fuel Type 92# Gasoline and Above, 3# JET Fuel
Starting Conditions Cylinder Temperature ≥ 85℃,Throttle Position ≥ 25%
Starting Method External Starter Starting Weight 2.5kg
Fuel Consumption 550g/kW·h Rated Power 4.1kW@8000rpm
Max Torque 5.1N·m@6000rpm Generator Customized