At the end of the day, an internal combustion engine is just an air pump. Proper airflow in and out of the engine is thus ...

The PCV valve (positive crankcase ventilation valve) is a vital part of the emissions controlsystem on most vehicles. Not every vehicle has a PCV valve, but most do. If yours has one, and if your ...

Inside the engine are several fascinating parts, which you can see in Figure 7-8. At the top are the cylinder heads. These contain the mechanisms that allow the valves to open and close, letting the ...

View post: Chevy Built a Corvette ZR1X to Celebrate America’s 250th Birthday Ford will recall 90,736 vehicles as engine intake valves in the vehicles may break while driving, the National Highway ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

In order to set a stage for what follows, let's first revisit some of the fundamentals involved in how valve timing relates to power output. And to further clarify how "power" is defined in the ...