Roller cam retrofit kits have become the go-to upgrade for just about every classic American V-8. It makes sense: Roller cams allow steeper ramp rates and way more flexibility in cam profile design ...

In a world without limits, camshaft designers have known for decades what profiles they'd like to grind. But real-world technological limitations-in terms of design feasibility, materials science, and ...

With the availability and efficiency of roller camshafts it’s a no-brainer to use a hydraulic roller setup even on the simplest of engine combinations. The roller lifters take a lot of load off of the ...

If you were to fill a room with the top engine builders in the world, you’d be surprised to hear the various opinions on what part of the engine needs the most focus. Is compression the Holy Grail? Or ...