From '65-'93, Mustang speedometers were cable-driven mechanical instruments that worked on the eddy current principal-a magnet whirling around inside a shell attached to an indicator needle. The ...

If you've ever performed any kind of driveline or wheel and tire swap, you're probably familiar with speedometer calibration. By stepping up to larger tires and/or wheels, the speedometer reads slow ...

Some great tech info comes our way from the frequently asked questions manufacturers receive. Recently we got this gem from Classic Instruments, maybe now we'll fix that Turbo 350 that dribbles fluid ...

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 ...