MT-Propeller has flight tested an 11-bladed propeller on a Piper PA-31T Cheyenne twin turboprop. The NTSB issued an urgent recommendation concerning unsafe wiring on Piper PA-31T Cheyennes that might ...

Piper Aircraft, known for its design conservatism, broke the mold when it earned certification of its PA-42-1000 Cheyenne IV in 1984, soon thereafter renamed the Cheyenne 400LS when Lear Siegler ...

Blackhawk in Waco, Texas recently was granted European Aviation Safety Agency certification for its XP engine upgrade for Piper Cheyenne I, II and IIXL models. The XP upgrade package replaces original ...

Neither of the pilots involved in a fatal mid-air crash over rural west Ottawa last November saw the other's plane, according to a federal agency's investigation. The Transportation Safety Board of ...