Mk IV RS Escort

Hello all good peoples of the boards.
I am looking to buy an RS2000 Escort but in my travels have come across a few MK IV Rs Escorts, they are 1600 Turbo'd engines....
I know nothing about these cars, what are your thoughts and how easily are they worked on?
I am looking to buy an RS2000 Escort but in my travels have come across a few MK IV Rs Escorts, they are 1600 Turbo'd engines....
I know nothing about these cars, what are your thoughts and how easily are they worked on?