The Lycoming GO-480 is a family of six-

cylinder A cylinder () has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base. A cylinder may also be defined as an infinite ...

horizontally opposed A flat engine is a piston engine where the cylinders are located on either side of a central crankshaft. Flat engines are also known as horizontally opposed engines, however this is distinct from the less common opposed-piston engine design, ...

fixed-wing aircraft A fixed-wing aircraft is a heavier-than-air aircraft, such as an airplane, which is capable of flight using aerodynamic lift. Fixed-wing aircraft are distinct from rotary-wing aircraft (in which a rotor mounted on a spinning shaft generate ...

engines of 479.6 cubic inch (7.86 L) displacement, made by

Lycoming Engines Lycoming Engines is a major American manufacturer of aircraft engines. With a factory in Williamsport, Pennsylvania, Lycoming produces a line of horizontally opposed, air-cooled, four, six and eight-cylinder engines. The company has built more ...

. The engine is a six-cylinder version of the four-cylinder

Lycoming O-320 The Lycoming O-320 is a large family of naturally aspirated, air-cooled, flat four engine, horizontally-opposed four-cylinder, direct-drive engines produced by Lycoming Engines. Introduced in 1953, it is commonly used on light aircraft such a ...

Design and development

GO-480 series engines are installed on a number of different aircraft types. Their main competitive engines are the

Continental IO-520 The Continental IO-520 is a six-cylinder, horizontally opposed aircraft engine produced by Teledyne Continental Motors. First run in 1963 as a development of the IO-346, it has been produced in versions incorporating fuel injection (IO-520), t ...

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.FAA GO-480 Series Type Certificate.
Retrieved on 10 January 2009.FAA Lycoming GSO-480 Series Type Certificate.
Retrieved on 10 January 2009. 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 A carburetor (also spelled carburettor or carburetter) is a device used by a gasoline internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the Ventu ...

and Gearbox at the front end of the crankshaft to drive the propeller at a lower RPM than the engine. ;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.Page listing all variants of the Lycoming O-480 series.
Retrieved on 10 January 2009. ;IGSO-480 :Supercharger driven by the engine, gearbox to drive propeller, with

fuel injection Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of a fuel injector. This article focuses on fuel injection in reciprocating piston and Wankel rotary engines. All c ...

. Designated the O-480-3 by the US military. ;IGO-480 :Gearbox to drive propeller, normally aspirated with fuel injection.

Applications

* Aero Commander 560, 560A, 560E and 680, 680E and the pressurized 720 Alti-Cruiser. * Aermacchi AM3CM (Bosbok) *

Beechcraft Twin Bonanza The Beechcraft Model 50 Twin Bonanza is a small twin-engined aircraft designed by Beechcraft as an executive transport for the business market. It was developed to fill a gap in Beechcraft's product line between the single-engined Beechcraft Bon ...

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Dornier Do 27 The Dornier Do 27 is a German single-engine STOL utility aircraft that was designed and manufactured by Dornier GmbH (later DASA Dornier and Fairchild-Dornier). It was notable for being the first mass-produced aircraft in Germany following the en ...

Helio Courier The Helio Courier is a cantilever high-wing light Short Take-Off and Landing, STOL cargo aircraft, utility aircraft designed in 1949. Around 500 of these aircraft were manufactured in Pittsburg, Kansas, from 1954 until 1974 by the Helio Aircraf ...

Pilatus PC-6 Porter The Pilatus PC-6 Porter is a single-engined STOL utility aircraft designed by Pilatus Aircraft of Switzerland. First flown in 1959, the PC-6 was produced at Pilatus Flugzeugwerke in Stans, Switzerland. It has been built in both piston engine- ...

Soko J-20 Kraguj The Soko J-20 Kraguj (from ) is a light military, single-engine, low-wing single-seat aircraft with a metal airframe, capable of performing close air support, counterinsurgency (COIN), and reconnaissance missions, that was designed by VTI and ...

Temco 58 The Temco 58 was a Wing configuration#number and position of mainplanes, low wing single engine, tandem seat propeller driven trainer designed for sale to overseas air forces. It did not reach production. Design and development Details of the Te ...

Utva 66 The UTVA-66, is a STOL light utility / liaison aircraft produced in the former Yugoslavia. A development of the UTVA-56, it first flew in 1966 and was intended largely for use by the Yugoslav People's Army, Yugoslav military. Description The UT ...

Specifications (GSO-480-A1A6)

References

{{US military piston aeroengines O-480 1950s aircraft piston engines Boxer engines

Design and development

Variants

Applications

Specifications (GSO-480-A1A6)

See also

References