One word – amazing! Alfa Romeo GTA 4C Concept was presented in Geneva Motor Show 2011. Despite of expectations is not an open roadster, but a baby version of the beautiful and sinfully expensive 8C Competizione. Carbon fiber and aluminum construction helps keep the weight down to below 850 kilograms (1873 lbs). The 1750cc, direct-injection turbo four from the Giulietta QV mounted amidship drives...