NASCAR testing takeaways: Next Gen car to see horsepower increase, chrome numbers to return in 2022 | CBS Sports Headlines NASCAR testing takeaways: Next Gen car to see horsepower increase, chrome numbers to return in 2022 670 horsepower will be the standard for the NASCAR Cup Series at most racetracks … Continue reading NASCAR testing takeaways: Next Gen car to see horsepower increase, chrome numbers to return in 2022