Flight testing is formerly underway to create what Texas-based modifier Blackhawk expects to be the world’s fastest King Air. The latest STC project includes retrofitting Pratt & Whitney PT6A-67A engines to replace the stock PT6A-60A engines on 12,500-pound and 14,000-pound gross weight models of the King Air 300, of which there are roughly 300 in … Continue reading Blackhawk Working On Fastest King Air Program