Around a road course, cars like the Dallara IR18 Indy car or a NASCAR stock car aren’t nearly as quick as a Formula 1 car. On their own turf though, they’d wipe the floor with an F1 car ...

Those cars are the Dallara IR18, DW12 and IR-05 — the last three major revisions of the IndyCar chassis dating back to the mid-aughts. Jalopnik reached out to iRacing personnel for comment ...