This is a list of all available UAV-engines:

4103

 6 kW (8,2 HP) / 6500 min-1

 twocylinder boxerengine aircooled

single ignition onlyoil injection availableelectric starter available


4201

 11 kW (15 HP) / 6500 min-1

 twocylinder boxerengine aircooled

single ignition onlyoil injection availableelectric starter availablereduction drive available

new UAV-engine 4201