For many drivers, engine revving is not necessarily a good thing, as it can signal that you are, perhaps, being overly aggressive behind the wheel, or even worse, that you've got a potentially serious ...
Engineering Explained on MSN

How do some engines rev to 9,000 RPM?

The Honda S2000, the Mazda RX-8, the Ferrari 458, the Porsche GT3. What all of these cars have in common is that in stock ...