Once you've purchased a new tachometer, thoroughly read the instruction manual. Then determine where you want to position the tach. Locating it on top of the dash may work on a race car, but it ...

We're glad you asked. Electronic Ignition Tach: How It Works In a Distributorless Ignition System (DIS), each coil is responsible for firing one or a pair of plugs, so they fire less frequently.

Read the tech article on a Easy Tach Installation, brought to you by the experts at Four Wheeler Magazine.