Faria Chesapeake Black 4" Tachometer - 7000 RPM (Gas) (All Outboards) [33718] Marine Hardware | Ski Tows But when our customers saw

But when our customers saw its small size

This value priced

for mast mounting

Width Overall Inches: 7-1/2

Coupling Nut Mat/Plating: Brass/Nickel

Faria Chesapeake Black 4" Tachometer - 7000 RPM (Gas) (All Outboards) [33718] Marine Hardware | Ski Tows But when our customers sawChesapeake Black 4" Tachometer 7000 RPM (Gas) (All Outboards) 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