Though LS1-equipped '04 Goats were certainly stout, the bar was raised even further when GM rolled out the evolutionary Gen IV LS2 engine for the '05-'06 models. In addition to a host of improvements, ...

You understand the importance of getting a good air/fuel charge into thecombustion chamber. It's not just quantity; it's also velocity and ahomogenous air/fuel mixture. To get that, you have invested ...

Cylinder-head port design and modification has been a source of speculation for as long as there have been internal combustion engines. Because engines are power-making air pumps, airflow volume and ...

Gasoline engines burn a mixture of fuel and air. In order to create horsepower, your engine must maintain a good quantity and velocity of air/fuel charge into the combustion chamber. Think of the ...