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 ...

Auto Meter recently launched its Diesel Tach Adapter which is designed to quickly provide a tachometer reading in diesel applications. Auto Meter’s newest tach adapter uses an inductive pickup that ...

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 ...