Multiple choice general knowledge sports 2005 United States Grand Prix had - starters ie how many cars started the race? 4 6 8 10 Reveal answer Fill a bubble to check yourself B Correct answer Explanation The 2005 United States Grand Prix at Indianapolis is infamous for the Michelin tire controversy. Only the 6 cars using Bridgestone tires (Ferrari, Jordan, Minardi) started the race, making 6 the correct answer.