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 ...

Notable for its single or dual overhead cam layout, the mod has been produced in two-valve, three-valve, and four-valve variations, with iron and aluminum blocks, and in a staggering range of ...

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 ...

All of the excitement of this project Dirt Modified Engine build presented by World Products and Erson cams was leading up to this. The engine is finally assembled, dressed up, and ready to fire. When ...