EntityQ4651083· pop 8· linked from 77 articlesADC CirrusSign in to saveI-4 piston aircraft engineConnectionsDH.60 MothEntityInternational Standard Book NumberEntityRenaultEntitycarburetorEntityScience MuseumEntityaircraft engineEntitycompression ratioEntityengine displacementEntityvalvetrainEntityGeoffrey de HavillandEntityaerospace manufacturerEntityCroydon AirportEntitystrokeEntityBlackburn AircraftEntityboreEntitytype certificateEntityAvro BabyEntitylist of aircraft enginesEntityGipsyEntityAvianEntityCategories1920s aircraft piston enginesADC aircraft enginesAircraft air-cooled inline piston enginesStraight-four engines