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 ...

The nomenclature of engine power can get tricky. Brake horsepower, shaft horsepower, pound-feet (lb-ft), dynamometer ratings, revolutions per minute, engine load, and temperatures all play a part in ...

Considering the exterior, we’ve got to appreciate the effort Nelson Racing Engines put into cleaning and smoothing the engine block and cylinder heads. The whole engine looks like a show piece; all ...