2005 Italian Grand Prix in third on 86 and Toyota fourth on 78. There were no retirements during the race, a feat that had not been achieved in Formula One with a full field since the 1961 Dutch Grand Prix, and would not be achieved again until the 2011 European Grand Prix. The 2005 United States Grand Prix is also considered to have had no retirements; however, only six cars started due to problems with the supply of Michelin tyres, which led to the mass withdrawal of all teams running on those tyres due to safety issues. Pizzonia replaced Nick Heidfeld for the rest
A1 Grand Prix car below 40%. Each driver only has a limited number of uses of the PowerBoost function. The driver can only use it four times in a sprint race and eight times in a feature race. Once these maximum allocated uses of the PowerBoost have been used, the system is disabled until the end of the race, after which Zytek engineers reset the system for the next race. A1 Grand Prix uses slick tyres on normal dry races. Pneumatics were supplied exclusively by Cooper Tires. A1 Grand Prix uses 100 RON Biofuel for all cars. On July 22, 2008, new information regarding