Everything you need to know about the small gap between valvetrain components that is essential to the health and performance ...

In the pre-LS era, a typical small-block-powered street car would rev willingly to around 5,000 rpm. You could assemble a cam package for it—even using heavy components—and you probably wouldn't have ...

Of all the engine components that are often changed when modifying an engine, the cam and related components are some of the most critical. Pick the wrong combination of parts and the advantages of ...

Over the past couple of racing seasons, the camshaft specialty companies have created dozens of new profile designs, many of which are over the .800-inch-lift mark. Along with camshaft and cylinder ...

A camshaft can be a huge performance component for an engine-many people know this. Cam lobe design is often regarded as a black art. Many who have mastered it prefer it that way to keep people from ...

Modern engines are packed with technology, yet the core hardware still follows a simple logic: air and fuel go in, power comes out, and heat must be controlled. When I understand the main components ...

A new catalog from Federal-Mogul highlights the FP Diesel brand’s coverage of International Harvester and Navistar commercial engines. FP Diesel is a source of original equipment-style replacement ...