As the INDYCAR iRacing Challenge kicks into high gear on NBCSN, we've come up with a quick guide to what iRacing is, how realistic the racing is, how popular it is with the drivers and much more.

INDIANAPOLIS — For the most part, IndyCar has been a spec series for some time. But the sport's new iteration on the iRacing circuit, starting with Saturday's competition that kicks off a series of ...

Some hardware upgrades have helped, but getting truly serious about boosting my iRacing performance is going to require a little help. Tim Stevens Former editor at large for CNET Cars Tim Stevens got ...