The Lycoming O-540 is a family of air-cooled six-cylinder, horizontally opposed fixed-wing aircraft and helicopter engines of 541.5 cubic inches (8,874 cc) displacement, manufactured by Lycoming ...

This basic Textron Lycoming O-540 is a high-performance, six-cylinder engine used in many general aviation aircraft. In modified form, it also powers many U.S. and European aerobatic aircraft.

For power, the Edgley Optica features a single Textron Lycoming IO-540-V4A5D air-cooled engine. This enables the aircraft to ...

It is powered by a single Lycoming IO-540 engine and can accommodate up to four passengers, making it a popular choice for personal and business travel. Over the years, the Commander 114B has ...

First introduced in the 1990s, the Commander 115 is known for its speed, range, and reliability. It is powered by a single Lycoming IO-540 engine and can accommodate up to four passengers, making it a ...