hey. just recently bought a ford focus. and instead of doing up my 1.8 zetec engine i fancy droppin in the 2.5 litre ST lump into but not sure f it been done yet. or if the chassis and or the engine bay would handle the 5 cylinder engine wiv all the other stuff. any one done one of these yet. if not should I just do a turbo converstion on my 1.8. fancied it looking like a ST170 and haviong alot more power.