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 ...

For a vehicle too rank as one of the most iconic sports cars ever made, it has to have some features about it that are instantly recognizable and, while they can be refined over decades and new ...

These days, a car gaining a fully digital gauge cluster is hardly news, yet it's a little different in the case of the new Porsche Cayenne. The updated version of the SUV, set to debut next month, ...

for mower engines. A Tachometer is a gauge on a vehicle that tells you how quickly the crankshaft of the engine is turning. It is typically a unit of measure called revolutions per minute (RPM). There ...

Honda H’ness CB350’s instrument cluster is a semi-digital unit. There’s a big dial that contains an analogue speedometer and a small digital display that shows info like fuel level, gear position ...

If you’re into anything even vaguely mechanical on the broad hacking spectrum, you’ve come into contact with things that spin. Sometimes, it’s important to know precisely how fast they are spinning!

Not only do tachometers look tough hanging from the dash, they also provide a needed service: monitoring the rpm. Keeping track of the Rs on your truck may not seem like a big deal unless you're a ...

We know that the rated rotational speed of an industrial motor is based on two fixed factors: the number of poles and the supply frequency. So if you install a 4-pole, 480V motor in a 480V, 60Hz ...

This digital DIY tachometer for bikes uses two reed switches to get the speed information of the bicycle. The reed switches are installed near the rim of the wheel where permanent magnets pass by. The ...

It’s one thing to own an old car. It’s another to choose a 55-year-old British car and constantly be the butt of Lucas jokes. But it’s a third layer of madness when that car is a vintage Lotus whose ...