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 ...

Taking care of your vehicle is vital to ensure it stays in great condition. Your brakes could give you trouble someday, or your suspension could require tinkering, inevitably leading you to an auto ...

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 ...

The Federal Aviation Administration is ordering General Electric Co. to repair 300 of its turbofan engines because bad valves have caused two engine fires without hurting anyone. The CF34-8C and ...