May 24, 2010. The Lycorama (a bi-monthly periodical catering to retirees and employees of Lycoming Engines) publishes an article noting Trail-A-Sled's early use of Lycoming engines. A full-sized PDF version of the above graphic may be found here (844 KB). Terms of use. Link to Home. Other Recent images. © 2010 Lycoming Engines, A division of Avco Corp., a wholly owned subsidiary of Textron Inc. Use by permission only.