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 ...

Features & hour/job timer Simple to operate - reliable and economical Hour meter records total actual running time on your engine. Total run time tracking and recording Recalls MAX RPM, a great ...

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 ...

NOTE: This tach will NOT work on ignition coils that are built into the spark plug cap. This one model can be used on almost any 2 or 4-stroke gasoline engine with one to eight cylinders which makes ...