If you really want to turbo the 2.7l why go through all the headache not knowing if it will work but as said it probaly wont work without a standalone ECU. standalone custom ECU could cost up to 3000+ so if your really into making it a turbo then check this link for a pre-made version:
http://www.forcedairtech.com/turbokits_legend.html
with money and devotion anything is possible with the legend.