step by step 99DOHC into a 97GT?!
 

this is for my buddy...he has a 97GT and he just bought a complete 99 DOHC motor/trans/computer/engine wiring harness...is it a complete bolt in?do wires need to be swapped/pins moved, around from the engine harness to the chassis harness?will the engine and the chassis harness plug right in?do those years cars have PATS that he has to worry about?any help is alot of help..and if anyone one else has done this swap if you can point me in the right direction...thank you in advanced