Oshkosh, Wisconsin, June 05, 2025 (GLOBE NEWSWIRE) -- EAA AirVenture Oshkosh 2025 will feature a unique version of one of the world’s most popular airliners as RTX’s business Pratt & Whitney brings a Boeing 747SP test bed aircraft to Boeing Plaza during the World’s Greatest Aviation Celebration. The 72nd edition of the Experimental Aircraft Association’s fly-in convention is July 21-27 at Wittman Regional Airport in Oshkosh. The aircraft’s appearance is part of Pratt & Whitney’s global centennial celebratio ...