 In 2011, the car was driven by Sébastien Buemi and Jaime Alguersuari, with test driver Daniel Ricciardo being guaranteed the opportunity to drive the car in the first practice session of a race weekend at all twenty races in the season (Ricciardo was signed by Hispania Racing as a replacement for Narain Karthikeyan from Round 9 of the championship in Great Britain).The car was unveiled on 1 February at the Circuit Ricardo Tormo in Valencia, Spain.The Toro Rosso STR6 was powered by the Type 056 engine from Ferrari, the same engine that powered the works Ferraris but Toro Rosso STR6 was opted 2010-spec Ferrari 056 engine due to cheap price reasons.