I had airframe plans for a two place and a small run of single place quick builds/
After the market dried up and the Corona floods - I put the Drive line in the Jet Exec.
No $ in kit helicopters... When there's cheaper shit boxes on the market.
Sold 300 sets of airframe plans all on velum and blue lined. The Jet Exec had one print, Off the shelf parts It was so easy It beat my own expectations