H-Mod, or H-Modified, means “modifieds/customs from the 1950s and 1960s with maximum engine size of 750cc (increased to 850cc ...

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 ...

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 ...

Dirt Late Model Racing has a lot going for it. Just about every dirt track in the country (there are hundreds) has some type of Late Model division, and there are an increasing number of traveling ...