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 ...

You should be proud of yourself. You just updated that 1969 Firebird from a leaking, old 326 and Powerglide to an LS3 and a fully-electronic 4L60E four-speed overdrive automatic. The Firebird now ...

Speedometer-gear calibration and selection should be an integral part of any changes to your Mustang's chassis or driveline. Changes to wheel and tire size alter the speedometer reading because the ...

Part scooter and part motorcycle, the Navi is a prime member of the Honda miniMOTO family of two-wheeled machinery. A little under 16,000 units produced for the U.S. are called back due to a problem ...

If you've ever modified a car with smaller or larger tires or, perhaps, a different final-drive gear, you've immediately screwed up your speedometer. This is, of course, annoying, but for modern cars ...

If you drive your hot rod, even once in a while, then you depend on all of your gauges to be reliable and accurate. Just a small percentage of miscalibration can result in engine damage or failure, ...

[Ah2002] didn’t like the shaky needle in his car’s speedometer so he replaced it with a ring of LEDs. The old speedometer had a cable which rotated along with the gearbox for mechanical speed ...