Aircraft
Blackhawk's King Air 350 XR Upgrade Kit Gets FAA Nod
Blackhawk Aerospace has received FAA STC approval for its XR Upgrade Kit for the King Air 350-series twin turboprop.
Blackhawk Aerospace's recently approved XR Upgrade Kit for the King Air 350-series will increase cruise speed by 30 to 40 knots and maximum takeoff weight to 16,500 pounds. [Photo: Blackhawk Aerospace]
Blackhawk Aerospace's recently approved XR Upgrade Kit for the King Air 350-series will increase cruise speed by 30 to 40 knots and maximum takeoff weight to 16,500 pounds. [Photo: Blackhawk Aerospace]

Blackhawk Aerospace has received FAA supplemental type certificate (STC) approval for its XR Upgrade Kit for the King Air 350-series twin turboprop. The XR package increases cruise speed by 30 to 40 knots and maximum takeoff weight to 16,500 pounds, as well as cutting climb time to FL350 by 60 percent to 18 minutes. The modification reduces basic aircraft empty weight by 220 pounds and provides 25 percent more endurance and 24 percent more horsepower at typical loiter altitudes for the multi-role aircraft.