Copying a key design component from Ford, this was supposed to be Pontiac's best high-performance V8 of the '70s, but it ...

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 ...

Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

When most of us talk about Mopars, our discussions often revolve around the "good old days" when cars were simple and we could work on them ourselves. Carb tuning involved a screwdriver, and ignition ...

We may receive a commission on purchases made from links. Automakers strive to produce the highest-performing engines that meet their budget goals. That often means the performance gains from porting ...

The earliest and simplest type of fuel injection, single-point simply replaces the carburetor with one or two fuel-injector nozzles in the throttle body, which is the throat of the engine’s air intake ...

On average, a properly set-up engine can make about 2 horsepower for every 1 cfm of dry intake port airflow. However, that does not automatically translate to "bolt on better-flowing heads and make ...

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 ...