While everybody knows what the oil pump's job is and why it's there, few enthusiasts consider the lowly bubbler as a possible engine tuning resource. We've come to appreciate that it takes power to ...

The performance world is full of good tuning ideas. One place that is often overlooked in the search for more power is the exhaust system. For decades, knowledgeable drag racers have been using header ...

A lot of people were celebrating when white smoke over the Vatican meant there was a new pope in town -– and that included plenty of gearheads with great ideas about what the new guy should use as his ...

We may receive a commission on purchases made from links. There are many V6 and V8 engines that use camshafts located within the engine block and pushrods to activate overhead valves. In those engines ...