Ford Taunus TC testing. Various critical chassis components were replaced with more robust equivalents due to the harsher roads of rural Argentina. Other components were re-sourced locally for reasons of availability, but most components for the Argentinian assembled cars still had to be imported from European Ford plants. One of the most significant technical differences is that the Argentine Taunus cars used Dana "Type 30" rear axles rather than the Atlas or Salisbury (according to engine size/torque) rear axles used by the European Taunus/Cortina. The Argentine models produced from 1974 were the "TC1" in four-door saloon versions (2000L, 2000GXL and 2300GXL) and the
Ford Thunderbird previous Thunderbird, the new Thunderbird featured a radically sleeker, more aerodynamic body and a slightly shorter wheelbase of . To power the new Thunderbird, the 3.8 L Essex V6 and 5.0L (302 cid) V8 were carried over from the previous generation with the V8 engine gaining CFI electronic fuel injection in 1983, and the V6 in 1984 for US models, 1985 for Canadian models (which was in turn replaced by multipoint fuel injection on the V8 in 1986 and the V6 in 1988). All-new, and a Thunderbird first, was a turbocharged 2.3 L OHC 4-cylinder engine featured in the 1983