The 1985 Audi Sport Quattro S2 was a mid engined prototyp evolution model for the world championship group B rally's based on the Audi Sport Quattro S1. The formidable adversaries whould be the Lancia Delta S4, Peugeot 205 T16 and the Ford RS 200. But Audi have only test it before pulling out of Group B rally after a horrendous rally accident with a Ford RS 200. Hans.