For much of the Next Gen era, NASCAR Cup Series drivers such as Denny Hamlin and Kyle Larson have pressed for more horsepower, arguing that races should hinge less on pit strategy and tire cycles and ...

NASCAR has announced a new partnership with biofuel producer POET that will bring zero-carbon bioethanol into its race fuel. The agreement, revealed February 13, 2026, makes NASCAR the first major ...

NASCAR Cup engines live in a strange space: they are tightly regulated, largely hand built, and expected to survive hours at full throttle while still making headline power. The rulebook caps ...