NASCAR has confirmed the long debated and long rumored horsepower increase for short tracks and road courses in the Cup Series in 2026.<br>As a result, the target number increases from 670 to 750 for the following tracks on the 2026 schedule -- Circuit of The Americas, Watkins Glen, San Diego, Sonoma, Charlotte Roval, Bowman Gray Stadium, Phoenix, Darlington, Martinsville, Bristol, Dover ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/nascar-orders-horsepower-increase-for-select-2026-cup-races-/10766271/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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