NASCAR needed to tweak the Daytona street course for inventory automobiles—right here’s why

Wide-angle photo of stock cars on a race track.

Enlarge / This photograph was truly taken throughout February’s Daytona 500, which makes use of Daytona Worldwide Speedway’s 2.5-mile tri-oval. However there are not any photographs up of inventory automobiles working the three.6-mile street course but, and that is nonetheless what the automobiles would appear like as they cross the start-finish line and prepare to brake for the sharp left flip into the infield. (credit score: Jared C. Tilton/Getty Pictures)

It is a heck of a weekend for racing. At Indianapolis, drivers are qualifying for subsequent Sunday’s 500. The WEC noticed motion at a really moist Spa this morning. Method 1 is working at Catalunya in Spain, its favourite check monitor. And NASCAR’s Cup collection is making an attempt one thing new.

It was speculated to spend this weekend at Watkins Glen, in upstate New York. However 2020 did its factor, and so the picturesque circuit within the Finger Lakes, as soon as the US dwelling to Method 1, is out of bounds. So NASCAR will race at Daytona for the second time this 12 months. And for this go to, inventory automobiles are going to make use of a format extra acquainted to followers of the annual Rolex 24 endurance race for sports activities automobiles as an alternative of the two.5-mile (4km) tri-oval.

Nicely, nearly. The 750hp (560kW) inventory automobiles utilized in NASCAR’s cup collection are much more highly effective and so much decrease drag than the 180mph (290km/h) prototypes and the GT automobiles that race within the Rolex 24. Which might imply approaching flip 1 as much as 30mph (48ok/h) faster than these sports activities automobiles. And at 3,450lbs (1,564kg), they’ve significantly extra mass that must be managed.

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