rockers Archives - Engine Builder Magazine
Reid Machine’s 392 Intake Roller Rocker Arms

These rocker arms come ready to handle just about any racing application.

PROFORM Super-Street LS Pedestal-Mount Roller Rockers

PROFORM’s Super-Street LS Roller Rockers are for LS Gen III/IV V8 engines. Built to accommodate high-performance valve springs, up to 750 lbs., these rockers are constructed from aircraft-grade 6061-T6 aluminum.

Valves, Rocker Arms & Pushrods

Just keep in mind your application, your rpm range and horsepower goals. The valvetrain puzzle falls into place from there.

Selecting Pushrods, Rockers and Springs for Your Build

Everybody knows you need the right combination of valvetrain components to maximize an engine’s power potential. The trick is figuring out which components are the “right” ones for a given application. A high revving engine with an aggressive cam needs lightweight rocker arms and stiffer valve springs to keep up with the cam.

A Look Into Jon Kaase’s Shaft-Mounted Rockers for Big-Block Fords

At first glance, Jon Kaase’s new shaft-mounted rocker arrangement for his P-51 big-block Ford cylinder heads conveys stability. To the competition valve train, it contributes both strength and accuracy. However, the new arrangement possesses many more appealing prospects, some of which are concealed. For example, the 0.900in wide aluminum rocker bodies are characterized partly by