What do I need to make a rear end out of an 88 turbo coupe thunderbird work in my 90 lx? Master cylinder? Proportioning valve? I found one not far from my house for a good price and I would love to have 4 wheel disc

 

right here ( taken from our Fox tech section: 5 lug swap/brake upgrade )

http://home.comcast.net/~mjbobbitt/mustang/page5.html

 

Awesome, thank you. I searched but didn't find anything before I posted, I am using the app on my phone tho. Thanks again