The Cummins engine is well-known due to its power and reliability, but when did it start using an EGR? Here's what it is and ...

You've probably heard about the choke valve in your car engine's carburetor, but what does this seemingly essential component actually do?

The cleaned-up air continues on to the intake, while the goop stays ... beats a Saturday of walnut‑blasting intake valves — ...

The catch can captures the contaminants, and filters the air re-entering the intake ... chamber and ruin your engine. Once you're sure all the intake valves are closed, you can pour whatever ...

All engines allow some exhaust ... Separating the crankcase from the intake manifold, which is a source of varying air pressure, the PCV valve maintains the optimal level of vacuum in the ...

The throttle position sensor monitors how far open the throttle valve (or blade ... position controls the amount of air that flows into an engine’s intake manifold; when it’s opened wide ...