Ever since the first race cars were built, it's been helpful for drivers to know their engine speed. It may sound obvious, but engine power is always a function of engine speed, so accurately knowing ...

The project aims to create an automotive tachometer which will be used to measure the rotating speed of an engine crankshaft or main shaft. The project aims to create an automotive tachometer which ...

Many CPU-usage widgets have stylistically borrowed from vehicles, displaying something mimicking the tachometer found in the dashboard. [Pat] took it a step further and tried his hand at re-borrowing ...

With more and more new-car buyers choosing automatic transmissions over manuals, why do tachometers still have such a large presence on dashboards? The tachometer displays engine speed in revolutions ...

Auto Meter has stepped it up another notch with the release of the Nexus system of gauges. The company definitely lives up to its motto of "Next Generation Instruments," as the gauges in the Nexus ...

It’s a good bet most anyone reading this article is quite familiar with the bright yellow 1957 Chevy 2-door coupe that’s known as Project X. This article on how to install an electric tachometer in a ...

With more and more new-car buyers choosing automatic transmissions over manuals, why do tachometers still have such a large presence on dashboards? The tachometer displays engine speed in revolutions ...

Every year, us lucky editors sit down with aftermarket manufacturers and listen to their best new product pitches. Going in, we never know if we'll be stifling back yawns, or if a new product is going ...