AgustaWestland is incorporating several aerodynamic improvements into the AW609 tiltrotor, including a modified vertical tail fin, sleeker engine exhaust nozzles and changes to the prop-rotor spinner cones. The second AW609 prototype has been flying with the new vertical tail fin (shown in photo) from the company’s Cascina Costa, Italy flight test facility since July 25. (Photo: AgustaWestland)
