Faria Chesapeake Black 4" Tachometer - 6000 RPM (Gas) (Inboard I/O) [33710] Marine Plumbing & Ventilation | Portable Toilets The resulting vertical beam provides

The resulting vertical beam provides excellent echo returns for more accurate depth readings

the 405 allows for closer inboard positioning of the Orca rod holder

they will not crack or distort with temperature extremes and come in easy to install 6' lengths

What's in the box:

Faria Chesapeake Black 4" Tachometer - 6000 RPM (Gas) (Inboard I/O) [33710] Marine Plumbing & Ventilation | Portable Toilets The resulting vertical beam providesChesapeake Black 4" Tachometer 6000 RPM (Gas) (Inboard & I O) Perimeter lighted Black dial with stylish Blue and White graphics, polished stainless steel bezel, contoured White pointer and domed glass lens. Electronic tachometers work by counting pulses generated by the ignition system, alternator, tach signal generator or magnetic pickup sender. The tach is hooked up to +12VDC, Ground and one of the signal sources listed. By selecting the right tach