This is a preview. Log in through your library . Abstract Homogeneous lean operation is a well-known strategy for enhancing the thermal efficiency of SI-engines. At higher load points the efficiency ...

Engine knocking can result from one of several issues involving your engine. Whatever is causing it, it must be dealt with immediately so it doesn't become any worse. The knocking is a warning sign ...

Plenty of myths surround the workings of internal-combustion engines. One is that an engine running lean—meaning too much air is going into the cylinders—tend to run hot. Jason Fenske of Engineering ...

Sound coming from your engine bay is typically very normal, as it means the engine is working and providing power to help move your vehicle. Most drivers have an idea of what their vehicle should ...