Hi,
I hope this is the version you are looking for
The author (Kevin Lechmanski)
site was
http://www.liclassics.com/
But it's now a dead link.
Backweb give (last saved date 12 Jun 2008)
http://web.archive.org/web/200806122...iclassics.com/
You can download it from here :
Super Decathlon 8KCAB
http://www.avionic-online.com/downlo..._decathlon.exe

Or there:
http://www.avsimrus.com/f/fs2004-air...kcab-1422.html