Scott Dixon has 21 wins
Michael Andretti 42 wins, all in a Champ Car.
AJ Foyt replaced Donald Trump as the pace car driver in the 2011 Indianapolis 500.
Justin Wilson is 6' 3".
Dario Franchitti. He is an Indy Car driver
He was a race car driver who won the Indy 500 three times
Since the Indy Racing League (IRL) began in 1996, that is Tony Kanaan with 13 IRL wins (through the 2009 season) but no Indy 500 win.
Probably not as high as you think. Indy Racing is barely staying above water. Danica is the only big money maker in Indy Car. Read the August, 2008 issue of Car and Driver. They talk about the financial dealings of Champ Car and Indy Car. The big money is in NASCAR and F1.
50
No 2008 regular Indy Racing League driver carried number 55.
The front of an Indy car is called the Nose.
Current rules say that an Indy car must weigh 1,525 without the fuel and driver. This is much lighter than the cars in NASCAR which can weigh 3,200 pounds before the fuel and driver.