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.
With the NASCAR season suspended, professional drivers took to the virtual racing simulator iRacing to stay sharp. NASCAR driver Kurt Busch said he spent $7,000 on his rig, noting that some people ...
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