During these two weeks of preparation for the 98th running of the Indianapolis 500, RACER.com will be running video answers to some of your IndyCar-specific queries for Marshall Pruett's Tech Mailbag.Marshall will be putting some of your questions to the engineers, drivers and mechanics around the Indianapolis Motor Speedway garages,...

Photos courtesy Indianapolis Motor Speedway Before there were engineers, aerodynamicists, shock dynos and computers, there was George Bignotti."As far as I'm concerned, he was the greatest mechanic that ever turned a wrench on an Indy car," said A.J. Foyt on Friday evening after learning that Bignotti (LEFT AND BELOW, with...