It'* accurate enough. You can pop that "thing" off if you massage it with a pry bar(or whatever is handy. It comes out though). Ben had to pull his and I think it fought a little. I'm sure he can give a better explanation.
This is what your after. Keep in mind, this stuff is off of a 97, but I can't imagine it being significantly different(correct me if I'm wrong)
Just the channel plate and seal.
What it looks like with the side cover on.
You can judge if you have room enough in your engine bay to knock that seal out. I would think you can, but I don't know for certain.