Why don't you do a bit of a research before you post such articles. You'd just read a or two presentations from FGA and you'd know all the details.
First of all it's not Alfa Romeo Bravo but Fiat Bravo, second of all 149 aka Milano 'on0t have a V6 engine, and last of all Bravo and Delta uses Compact platform (in Delta wheelbase is 10cm longer) and not C-Evo which is an evolution of Compact platform and they say has 90% new elements in it (independent suspension all around, it's lighter etc.) and the ability to adopt AWD.

Engine line up according to reliable resources will be
1.4 NA (with MultiAir) - 105CV (at launch)
1.4 Turbo (with MultiAir) - 135CV (at launch)
1.4 Turbo (with MultiAir) - 165CV (at launch)
1.8 Turbo - 200CV (at launch)
GTA engine still unknown
1.6 JTDm - 105CV (at launch)
2.0 JTDm - 140CV
2.0 JTDm - 170CV (at launch)
2.0 JTDm - 220CV