Help I have a 98 legacy that had a bad pressure plate that

Cause my clutch to slip. I open up the car after goin to the junk yard an taking

The plate of another car. So I put it on but now my car won't go in gear

I had to open back up the transmission only to find that my bearing

Clips keeps coming of when I push on the clutch. I need to how this lips

Is suppose to go back on so that it won't come of again. And I would like

To know where I can buy a new pressure plate,just the plat only. And if anyone could send me a pic of it that would be great to.