As we completed our story last month, our prepped 360 bottom-end was stuffed with a Mopar Performance stroker crank and built up into a stout little short-block. The MP crank stretched the cubes to ...

There's no doubt that the valvetrain is the most complex part of any racing engine. It's also pushed the hardest against some incredible stresses. Nextel Cup teams and some manufacturers are putting ...

Combustion engine valvetrains have evolved over time. While flathead and overhead valve designs were more popular in the past, most modern engines run overhead cam designs. Three common combustion ...