jus bought a fiesta rs turbo engine 2 put in my escort, as the old 1 was knackerd, but my old one was escort turbo mfi, an now i got fiesta turbo efi, how do i modify my loom 2 run the fiesta rs turbo engine, wat ecu do i need as well cheers

 

You will need a fiesta rs turbo ecu i have a spare mint loom save all the messing around