EntityQ1748586· pop 6· linked from 60 articlesPobjoy RSign in to save1920s British piston aircraft engineConnectionsArgentinaCountryInternational Standard Book NumberEntityBuenos Aires ProvinceEntityBedfordshireEntitypistonEntityturbojetEntityturbopropEntityaircraft engineEntityradial engineEntityengine displacementEntitypower-to-weight ratioEntityaerospace manufacturerEntitystrokeEntityBristol JupiterEntityboreEntityOld WardenEntityBristol PegasusEntityWP-5EntityBristol MercuryEntitypower densityEntityCategories1920s aircraft piston enginesAircraft air-cooled radial piston enginesPobjoy aircraft enginesSeven-cylinder engines