What is limbach 550?

Limbach 550 is a four-stroke, air-cooled engine designed and manufactured by Limbach Flugmotoren GmbH, a German aviation engine manufacturer. It has a displacement of 2.3 liters and is capable of producing a maximum power output of 55 hp at 3,200 RPM. It uses an electronic fuel injection system and is designed to be used in ultralight aircraft. The engine has a dry weight of 62 kg and is known for its reliability and low maintenance requirements. The Limbach 550 is widely used in light sport aircraft, microlights, and experimental aircraft designs.