The muscle car era was packed with big-block monsters, but these small blocks proved they could keep up.

A 1958 Chevrolet Biscayne wearing an unusual look is here with one big goal: it tries to demonstrate that the Impala wasn't ...

The Ford 428 Cobra Jet was a capable engine in vehicles from 1968 to 1970. Although it didn't find much use later, it was ...

This American power unit has a track-record unlike any other modern V-8 engine.

For generations of American car enthusiasts, the argument over small-block versus big-block V8s has stood in for a broader debate about what performance really means. Displacement and physical size ...

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far ...

This 1970 Chevelle SS 396 is special for more reasons than its desirable performance trim. It's the Canadian spin on an ...

Chrysler may have trademarked HEMI, but the Detroit carmaker did not invent hemispherical engines, which appear in numerous cars from Europe and the U.S.

From turbo LS builds to boosted Coyotes and nitrous 392 Hemis, here are eight smart, streetable ways to make 700 horsepower ...

From Hilborn fuel injection and Hemi blower parts to classic project cars and vintage speed equipment, these are 25 of the ...

The suit alleges that Congress has not authorized the arch and that required environmental and historic reviews have not been ...