The Continental A40 engine is a carbureted four-cylinder, horizontally opposed, air-cooled aircraft engine that was developed especially for use in light aircraft by Continental Motors. It was produced between 1931 and 1941.
The Lycoming O-145 is a family of small, low-horsepower, four-cylinder, air-cooled engines. It was Lycoming Engines' first horizontally opposed aircraft engine and was produced from 1938 until the late 1940s. The family includes the reduction-geared GO-145. The O-145 received its Approved Type Certificate on 13 Jun 1938.
The Limbach L 2400 are a series of German piston aero-engines designed and built by Limbach Flugmotoren. It is a four-cylinder, four-stroke air-cooled flat piston engine typically between 93-130 hp (69.4-97 kW) power output.
The Hirth F-30 is a horizontally opposed four-cylinder, two-stroke, carburetted aircraft engine, with optional fuel injection, designed for use on ultralight aircraft and homebuilts.
The Zanzottera MZ 301 is a three-cylinder, in-line two-stroke, dual ignition aircraft engine designed for ultralight aircraft.
The König SC 430 is a three-cylinder, two-stroke, single ignition radial aircraft engine designed for powered paragliders and single place ultralight trikes.
The König SD 570 is a four-cylinder, two-stroke, single ignition radial aircraft engine designed for powered paragliders, powered parachutes and single place ultralight trikes.
Total Engine Concepts MM CB-40 is a four-stroke, two-cylinder, Half VW aircraft engine.
The Junkers L1 was the first engine from that company to fly. It was an air-cooled, upright 6-cylinder inline 4-stroke petrol engine only produced in small numbers and largely used for research, but led to the successful L5 and its V-12 development, the L55.
The Nelson H-63, known in the US military designation system as the YO-65, is an American dual ignition, four-cylinder, horizontally opposed, two-stroke aircraft engine that was developed by the Nelson Engine Company for use in helicopters and light aircraft. The engine designation means horizontally opposed 63 cubic inch displacement.
The Celier Kiss is a series of Polish autogyros that was designed by Frenchman Raphael Celier and produced by his company, Celier Aviation of Jaktorów-Kolonia, Poland. When it was available the aircraft was supplied as a kit for amateur construction or as a complete ready-to-fly-aircraft.
The Limbach L550E is a German aircraft engine, designed and produced by Limbach Flugmotoren of Königswinter.
The CBB O2 is a family of French ultralight trikes, designed by Bruno Bouron and produced by CBB ULM of Montreuil-Bellay. The aircraft is supplied complete and ready-to-fly.
The Hirth 3002 is a German aircraft engine, that was designed and produced by Hirth of Benningen for use in ultralight aircraft.
The MAE 323 is a family of Italian aircraft engines, designed and produced by Modena Avio Engines of Rubiera for use in light aircraft.
The Vaxell 60i is a Polish aircraft engine, designed and produced by Vaxell of Bydgoszcz for use in ultralight and homebuilt aircraft.
The Vaxell 80i is a Polish aircraft engine, designed and produced by Vaxell of Bydgoszcz for use in ultralight and homebuilt aircraft.
The Vaxell 100i is a Polish aircraft engine, designed and produced by Vaxell of Bydgoszcz for use in ultralight and homebuilt aircraft.
The VIJA J-10Si is a French aircraft engine, designed and produced by VIJA Aircraft Engines of Toulouse for use in ultralight and homebuilt aircraft.
The VIJA AG-12Si is a French aircraft engine, designed and produced by VIJA Aircraft Engines of Toulouse for use in ultralight and homebuilt aircraft.
