Which power plant model is used in the Tradewind aircraft?

The correct answer is the PT6A-67P. This model is specifically designed for the Tradewind aircraft, providing the necessary power and efficiency required for its operational performance. The PT6A engine series is known for its versatility and reliability in a variety of applications, particularly in turbine-powered aircraft. The -67P variant is optimized for the demands of the Tradewind, improving its takeoff, climb, and cruise performance while ensuring that it meets the operational requirements is governed by FAA regulations under Part 135 operations.

In this context, choosing the PT6A-67P reflects an understanding of both the engine's specifications and the aircraft's intended use, linking engine performance closely to safety and efficiency in commercial aviation operations.