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Maintaining Your Aircraft: Steadfast and True

The Lycoming O-320 powers a significant fleet of airplanes.

A Lycoming O-320 powered American Champion Aircraft Citabria Explorer 7GCBC. [FLYING file photo]
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Key Takeaways:

  • The Lycoming O-320, introduced in 1953, is an iconic, reliable, and continuously innovated engine that has become a cornerstone of general aviation.
  • It powers a wide range of aircraft, from certified models and flight school fleets to experimental kit planes, praised for its versatility, affordability, and often being a pilot's initial engine experience.
  • Despite its straightforward maintenance, owners need to consult comprehensive service documentation (including bulletins and component-specific ADs) and be aware of potential supply chain issues for parts, with Lycoming offering dedicated training programs.
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The town of Williamsport, Pennsylvania, may not be instantly recognizable to most. Some readers of FLYING Magazine may only fully understand its significance once I mention that it is the county seat of Lycoming County. Then it suddenly clicks. Yes, that Lycoming. Situated deep in the Pennsylvania Wilds Region, Williamsport is well known among the general public for hosting the Little League World Series each year. There is even a museum dedicated to Little League Baseball. Although the Lycoming factory may not make headlines, the company has quietly established itself as one of the cornerstones of general aviation. In an industry that has seen its fair share of entities rise and fall, the fact that Lycoming Engines not only still exists—but remains an industry leader—provides a testament to its brand.

The Lycoming factory has been producing aircraft engines in Williamsport, Pennsylvania, for the GA market since 1929. [Courtesy: Lycoming]

History

Founded in 1845 as the Demorest Manufacturing Company, Lycoming has called Williamsport home from the beginning. Charles Lindbergh’s transatlantic flight ignited the company’s aviation spark, and in 1929, Lycoming began producing aircraft engines. Since then,the company has delivered many variations of aircraft engines, but none are as iconic as the O-320.

Richard Scarbrough

Richard is a US Navy Veteran, A&P Mechanic, and Embry-Riddle Aeronautical University alumni. His experience ranges from general and corporate aviation to helicopters, business jets, and commercial airliners. Former owner of a 145 repair station, he currently has an aerospace product management role and is a member of the T-C-Alliance. Follow him on X (Twitter) at @RScarCo.

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