the pix below will explain it all, the only thing necessary to have is a 88-91 CRX Si driver side radiator mount bracket (the top one, it is shaped like a triangle).....on a related note, the radiator sits perfectly w/ no possibility of air in the head (which can be caused if the upper port of the radiator sits too high above the head).....enjoy
stock

integ unit

nice new fan that flows ALOT more CFM then stock and can be had for about $60 at your local autozone, that one is a HAYDEN fan

installed

another install shot

side install shot, notice how straight the upper coolant hose is (IE not angled up and down)

bay shot

all legal baby

Just call me Dr. Vice.