Thanks for the help/suggestions guys! Feeling the love right now.
I found the original post:
Anyone had bad experience with Zpeed heavy duty slave cylinder?
Looks like it's a fellow canuck. Maybe it's the air up here haha. I've contacted him to see what became of his situation.
I just picked up a replacement screw from the distributor - we'll see how that goes as well as the thread sealant idea.