Group B
…had weight and wheel size limits. Notable classes for Group B were the 3,000 cc class (2,142.8 cc with forced induction) with a 960 kg minimum weight (Audi Quattro, Lancia 037), and the 2,500 cc class (1,785 cc with FI) with a 890 kg minimum weight (Peugeot 205 T16, Lancia Delta S4). The original Renault 5 Turbo…