As has been said time and time again, weight and horsepower are interchangeable. Save 50 pounds, and it's like adding quite a few extra ponies. The burden of mass becomes even more of an issue when ...

Die-hard racers and serious performance fanatics are always looking for ways to save weight in their street or track cars. They know that weight robs performance. It's not unusual to see carbon-fiber ...

When you pay good money for horse-power, you want that power to go to the wheels as planned. Cars with manual transmission have a virtual Twilight Zone of variables, so to speak, that can rob you of ...

As the miles have racked up on our '05 GTO, we began to notice the clutch was wearing out. Though the factory clutch on the LS2 GTO has served us well for over 58,000 miles, it began to show signs of ...

Every now and then, a mechanic or engineer will start talking about dual-mass flywheels, but what are they? And why would car makers use them?