When a Speed network television crew interviewed Margo T. Oge, then-director of the Environmental Protection Agency’s Office of Transportation and Air Quality, during the 10-hour-long 2010 Petit Le ...

A dealership's rating is based on all of their reviews, with more weight given to recent reviews. Want to share your experience with this dealership? I felt like we were meeting up with an old friend ...

A flywheel is a heavy disc attached to the end of a rotating shaft that helps smooth out the engine’s power pulses and store energy through rotational momentum. Related: What Is a Misfire and What ...

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 ...

Since the invention of the wheel, we've discovered a fair number of ways to move a vehicle mounted with several of them. By far the most commercially successful is the internal combustion engine, but ...

Lock up your flywheels, folks, an American inventor is coming after them. Randy Moore of RK Transportation is working on an idea that replaces an engine's flywheel with a lightweight rotor with ...

A flywheel is a very heavy wheel, formerly a large spoked wheel with a heavy metal rim but now more commonly made from a carbon-fiber composite material, with a smaller cylindrical form that is only ...