Hennessey, Mustang and 850 horsepower

Hennessey Performance, the brazen Texas-based tuner, modifier, and manufacturer of high-performance vehicles, has added a new ...
John Hennessey's namesake company has proved that fast cars are better when they go even faster and these five models took ...
The Dodge Challenger SRT Demon, in its unmodified form, has a supercharged 6.2-liter V8 engine, delivering 840 horsepower and ...