NASCAR Debuts 750-HP Package at Darlington Goodyear 400

Darlington Raceway, long known as "Too Tough to Tame," faces a dramatic transformation this weekend as the NASCAR Cup Series introduces significant changes to its cars for the Goodyear 400. The race, set for Sunday at 3 p.m. ET in Darlington, South Carolina, will mark the first time the series runs its new 750-horsepower package on an intermediate track, paired with a short-track aerodynamic setup that slashes downforce by about 20 percent. Officials and drivers anticipate heightened tire wear, more passing opportunities and a grueling test of equipment management on the abrasive 1.366-mile oval.

The modifications stem from years of feedback from drivers and fans seeking closer competition under the Next Gen car era, which debuted in 2022. Previously, Darlington used a standard intermediate package with a 4-inch rear spoiler and more complex rear diffuser, producing high grip but limited tire falloff and passing. This year, NASCAR bumped engine output from 670 to 750 horsepower across short tracks and select venues like Darlington, while adopting a simpler 3-inch spoiler and basic diffuser. The shift, applied to tracks including Bristol, Dover, Nashville and Gateway, aims to...