You can try the download on this site and see if it solves the problem for you.   It did not work for me.  It caused my yoke to violently move back and forth.  Same for at least two others here.  

If you get Acceleration, then do the flight model mods from Michael (on this forum), you can fly this baby by the numbers with real EPR settings and it is remarkable!   I would have preferred not to have had to purchase Acceleration, but it WAS worth it to me.