We all know the 2015 Dodge Challenger SRT Hellcat is rated at 707 horsepower and 650 pound-feet of torque, making it the most powerful muscle car ever to enter production. But could the car be ...

The McLaren 720S might hide an engineering secret and it all has to do with the real-world output number of the Woking supercar. It was only a matter of time until somebody strapped such a Macca to a ...

The chassis dyno has revolutionized engine tuning. These sophisticated machines accurately plot an engine's power curve as measured at the drive wheels by unleashing the genius of Sir Isaac Newton in ...

You're in a compact sedan with a 5.0-liter, 416-hp V-8 with four-valve Yamaha heads that contain titanium intake valves. Where do you head? The dyno, of course. And so we did. The fellas at Ralph ...