The Lycoming GO-480 is a family of six-cylinder, horizontally opposed fixed-wing aircraft engines of 479.6 cubic inch (7.86 L) displacement, made by Lycoming Engines. The engine is a six-cylinder version of the four-cylinder Lycoming O-320.
Design and development
GO-480 series engines are installed on a number of different aircraft types.[1] Their main competitive engines are the Continental IO-520 and IO-550 series.
Variants
All engines have an additional prefix preceding the 480 to indicate the specific configuration of the engine. Although the series is known as the "O-480", there are only geared engines in the series.[2][3] There are also numerous engine suffixes, denoting different accessories such as different manufacturers' carburetors, or different
magnetos.
- GO-480
- Normally aspirated Opposed engine, equipped with a carburetor and Gearbox at the front end of the crankshaft to drive the propeller at a lower RPM than the engine.[1]
- GSO-480
- Supercharger driven by the engine, gearbox to drive propeller, and equipped with a carburetor. Designated the O-480-1 by the US military.[1]
- IGSO-480
- Supercharger driven by the engine, gearbox to drive propeller, with fuel Injection. Designated the O-480-3 by the US military.[1]
- IGO-480
- Gearbox to drive propeller, normally aspirated with fuel injection.[1]
Specifications (GSO-480-A1A6)
Data from FAA Type Certificate.[3]
General characteristics
Components
Performance
