You take your car in for an oil change. The work is almost done when the technician comes out to talk to you. Hes holding your air filter and PCV valve and recommending that you replace both because ...

Car engines require a lot of parts working in unison to properly function. There are thousands of explosions happening every minute when your car's engine is running, hence the name "internal ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Air filters help keep your engine clean, and they should be replaced frequently to keep your vehicle running smoothly. The air entering your intake needs to be filtered to prevent dirt and other ...

When it rains, it pours. Just when the recent flurry of activity with turbocharging for Funny Cars and dragsters has started turning heads and arousing people, another development has come along that ...