Adjust rocker arms frequently—or not at all? Rev to the moon—or stop at the smog layer? These are the eternal questions that have plagued hot rodders trying to decide whether to purchase a mechanical ...

In today's world of touch-screens and digital technology, it's no surprise companies are constantly finding new ways to get the most performance from their products. It used to be a challenge to make ...

One of the issues every engine builder faces when trying to build maximum performance in a typical stock car racing engine is tuning each cylinder for optimum power. This is because of the ...