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 ...

It was a little more than a year ago that Elton Sawyer put a wet blanket on NASCAR horsepower increases in the Cup Series. However, things have started to change. The main argument from the Senior ...

CHARLOTTE, N.C. (AP) — One of the founders of Spire Motorsports has entered an agreement to purchase the NASCAR team owned by Rick Ware and is jumping back into the stock car series because he ...