During the course of building, modifying or merely "sharpening up" an overhead valve V8 engine, the question of intake port alignment usually arises. With in-line and flathead V-type engines the ...

If, as has so often been said, an engine is nothing other than a simple air pump, then flow numbers alone should dictate the engines final output. From this it should follow that if it's just flow ...

Of all the engine components introduced over the last few decades, nothing has blown open Mopar big-block performance like the Edelbrock heads. Simple, relatively low-cost, and deadly effective, the E ...

Exhaust port vs intake port and why it’s not the same. Understanding the difference between exhaust and intake ports in ...

Tata Motors has been granted a patent for an air intake port designed for lean-burn gasoline engines. The invention features an air inlet, two outlets, and a channel with a common duct and bifurcating ...

The question of the day seems to involve the difference between the original cathedral-port and modern rectangular-port LS heads. More specifically, which one is better? Were we to compare two sets of ...