Maintenance and Modifications
Blackhawk Expects STC for King Air 350 Engine Upgrade in May
With the upgrade, typical cruise speeds are increased by up to 37 ktas, up to 340 ktas at maximum engine power limits.


Blackhawk Modifications (Booth 1119) has submitted its flight-test plan to the FAA for its King Air 350 XP67A engine upgrade program. FAA flight testing will begin once the agency green lights the plan and conclude in May, when the company expects to receive STC approval.