At one point, Oldsmobile created a behemoth of an engine with 32 valves and 455 cubic inches. But regulatory issues meant it ...

Ford rates the Mustang Dark Horse at 500 horsepower and 418 lb-ft of torque at the crank. That's the figure on the spec sheet ...

Four California dynos tested the same Mustang Dark Horse and couldn't agree on what Ford's 500 hp claim means at the wheels ...

Buying a quality used car can be challenging enough, but choosing one that has been modified presents an entire new set of things to look out for.

Use Vehicle Emissions Program" after being offered just $200 for a 4-week vehicle evaluation. See the letter Ford sent and ...

The Black Series goes on the dyno before any upgrades begin. See the real baseline numbers and what to expect next.

Government's draft CAFE-3 norms ease penalties and promote carbon credit trading to enhance auto sector emissions compliance ...

She finally bought the Cadillac CTS-V that she had been dreaming about, but she knew right from the start that it would come ...

The Porsche 911 moniker, established in 1963, has long served as the brand's flagship performance platform. The GT3 RS ...

After wiring fixes, new ECUs, and a mild nitrous setup, Cleetus McFarland’s twin-engine truck now makes 410 horsepower and ...

Ariel says the goal was to "eclipse supercar performance on track." It does that, starting with its very special Honda heart.