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 ...

From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...

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 ...

With so many of our discussions lately revolving around the valvetrain, we thought you might like to finally learn how to get the best performance from yours. High-performance valvetrains can take ...

IPD introduces valvetrain components for Detroit 60 Series 14.0L engines, built for durability, performance, and long service life in on-highway use. Built on more than 70 years of heavy-duty engine ...