Ford is putting EcoBoost engines in just about everything they build, and Ford Racing wants you to modify them. Or, at least, tweak the software with Ford-developed calibrations loaded into the ECU ...

It's been a long road for our Project Dirt Modified Engine presented by World Products and Erson Cams. What began as a concept a little over a year ago is now a full-fledged, fire-breathing, power ...

Diesel racing engines have long been the superstars of the truck hobby. The primary reason for this is, as high performance goes, yes, racing diesels have always been capable of generating ridiculous ...

Ask the average performance enthusiast about Ford's modular family of engines and you'll usually hear a barrage of preconceived and misguided notions. The engines are too small. Those things don't ...

A casual look at the Chevy small-block marketplace reveals a large amount of attention being dedicated to the LS series-from how-to conversions to the latest stroker buildups. And rightfully so, GM's ...