s-37 Berkut 3d model

[Mator]

Hi everyone !
this is the first time i visit this HUGE  forum and i want to say Its impressive:) And since i dont know where to post this question, im posting it here...

Im looking for the Suhoi's S-37 "Berkut" prototype fighter plane, in editable 3d format (3ds, cad, whatever)
FREE.I found some very good hI-pilygon models, but with prices $100-150(I have neither Credit card, nor money:( Can anyone help ?