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Bulgarian tuner Prospeed has built a replica of Audi's fabled S1 World Rally Championship mauler ... Helping in its bid for authenticity is genuine Group B horsepower: 800 ponies, to be exact.

Every gearhead should know about the Audi Sport Quattro S1. It was a Group B World Rally Championship legend back in the early '80s, along with other incredible competitors like the Ford RS200 ...

Alma Mecanica is a Portuguese company that specializes in building Alfa Romeo-based restomods, with previous work including a ...

will see Group B legends, such as the Peugeot 205 T16, Audi S1 quattro, Metro 6R4 and Ford RS200 take part in a competitive rally - an extremely rare occurrence since the hugely expensive and ...

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But Audi seems compelled to make high-buck S trims of everything nowadays, so right on schedule, I've scored seat time in its new S1 Quattro. Under its gumdrop-colored hood is the very popular 2.0 ...

If Audi Sport's early reputation ... its horizons. When the Group B rally formula was suddenly banned in 1986 after a spate of tragic accidents, the quattro S1 E2s fell silent for the last time ...

Essentially an S1 in everything but its model name, the Audi A1 quattro is powered by a 2.0L turbocharged TFSI powerplant with 256-hp and 258 lb-ft of torque. Even more impressive is that Audi ...