EntityQ282691· pop 5· linked from 162 articlesO-290Sign in to saveaircraft engine family by Lycoming in the United StatesConnectionsAusterEntityflat engineEntityvalvetrainEntityPiper PA-20 PacerEntityPL-1/PL-2 familyEntityT55EntityUnited StatesCountrypistonEntitycarburetorEntityUnited States Department of DefenseConceptgas turbineEntityFederal Aviation AdministrationEntityturbopropEntityturbofanEntityrevolutions per minuteEntityaircraft engineEntityradial engineEntityPratt & WhitneyEntityV engineEntitycompression ratioEntityCategories1930s aircraft piston enginesAir-cooled aircraft piston enginesBoxer enginesFour-cylinder enginesLycoming aircraft engines