GFD Flight Instructor Kits ar available for both Part 61 and Part 141 training. The core component for each GFD Kit is the Flight Instructor Manual. Call for detailed list of kit components. The Part 41 Flight Instructor Kit is designed for the pilot with a Commercial Certificate and Instrument Rating seeking a Flight Instructor Certificate. Suitable for the pilot seeking all 3 CFI ratings, or the basic certificated instructor seeking the additional ratings.