The inaccuracy of the speedometers used by most vehicles, even those in cars with the coolest gauge clusters, is well known. The good news is that most speedometers report speeds higher than the ...

In the early days of motoring, there was no nationwide speed limit. This meant that drivers could theoretically reach very high speeds on certain public roads without worrying about tickets. However, ...

The speedometer, of course, tells you how fast or slow your car is moving when you’re behind the wheel. The traditional speedometer shows a hand that raises or lowers, or swings left and right, when ...