Kevin, 2000 Mazda protege rear main seal leak. I f you can, I suggest you check out your local library for a repair manual on your particular model or pop into any auto parts supplier and check what manuals they have to offer. I will post a link that may help let you see what your up against when changing the rear main on protege. Check the attached link,instruction and guide, Good luck.

I hope this helped you out, if so let me know by pressing the helpful button.

http://www.clubprotege.com/forum/showthr...