If you have some spare time try the Quebec version of Autotrader.
http://www.occasion.ca/ao/section/section.asp?rubno=4000&sid=18SDRJC14674068Just enter the Make and model and do a quick search.
At one time I think Jonathan McCreary (slammedfiero on Pennock's) had a Getrag 284 (or 282, I forget which is FWD) in Kingston. You might email him, he's into autocrossing and may have a source.
I assume you just need the tranny.........