Editing Lycoming Engines (section)

{{Short description|Manufacturer of aircraft engines}}
{{use mdy dates|date=December 2023}}
{{Infobox company
| name                = Lycoming Engines
| logo                = Logo Lycoming Schriftzug.svg
| image               = Lycoming Engines - Williamsport, PA water tower.jpg
| image_caption       = ''Lycoming'' water tower in Williamsport, Pennsylvania
| type                = 
| genre               = 
| foundation          = {{Start date and age|1845}}
| founder             = [[Ellen Louise Demorest]]
| location_city       = 
| location_country    = 
| location            = [[Williamsport, Pennsylvania]], U.S.
| locations           = 
| area_served         = 
| key_people          = 
| industry            = [[Aerospace industry]]
| products            = 
| services            = 
| market cap          = 
| revenue             = 
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| net_income          = 
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| parent              = {{Unbulleted list|[[Auburn Automobile]]<br />(1927–1929)|[[AVCO]]<br />(1929–1985)|[[Textron]]<br />(1985–present)}}
| divisions           = 
| subsid              = 
| website             = {{url|lycoming.com}}
| footnotes           = 
| intl                = 
}}

'''Lycoming Engines''' is a major American manufacturer of [[aircraft engine]]s. With a factory in [[Williamsport, Pennsylvania]], Lycoming produces a line of [[Flat engine|horizontally opposed]], air-cooled, four, six and eight-cylinder engines.

The company has built more than 325,000 piston aircraft engines and powers more than half the world's general aviation fleet, both rotary and [[fixed wing]].<ref name="lycoming_official_history">[https://www.lycoming.com/history "History: Decades of Pioneering Spirit"], official website of Lycoming Engines, retrieved August 9, 2023</ref>

Lycoming has been a principal pioneer of turbine engines for medium and large helicopters, and has also produced engines for small jetliners and business jets.<ref name="airplanes_dawn_angelucci">Angelucci, Enzo: ''Airplanes: From the Dawn of Flight to the Present Day,'' 1982 ed., Greenwich House / Arlington House, U.K.;  retrieved August 8, 2023.</ref><ref name="the_helicopters_time_life">Young, Warren R., et.al.: ''The Helicopters,'' 1982, from the "Epic of Flight" series, Time-Life Books, Alexandria, Virginia, USA (cross-referenced with Angelucci's book)</ref><ref name="janes_1994_1995_p756">Lambert, Mark, ed.: "Textron Lycoming" in "USA: Engines", ''Jane's All the World's Aircraft 1994–1995,'' 1994, pp. 756 et. seq., Jane's, Sentinel House, Surrey, UK/ Alexandria, Virginia, US; {{ISBN|0-7106-1160-9}}</ref>

Lycoming is an operating division of [[Avco]] Corporation, itself a subsidiary of [[Textron]].<ref>{{cite book |title=A Dictionary of Aviation |first=David W. |last=Wragg |isbn=9780850451634 |edition=first |publisher=Osprey |year=1973 |page=45}}</ref><ref name="janes_1994_1995_p756" /><ref>[https://www.textron.com/Legal/Legal-Entity-Disclaimer Textron Legal Entity]</ref>