I ran an American 1.9 cvh in my rs turbo it ran a ported and polished head piper cam t34 cosworth turbo on a std exhaust manifold ran on an efi ofab (fiesta turbo ecu) with a pectel piggi back board live mapped and ran around 270 bhp the is a company called specialised engines in Grays Essex England this is were I got my engine they used to import them and sell them ready built with updated parts the guys name was Ian nice guy to talk to maybe he could help