Faria Chesapeake Black 4" Tachometer - 4000 RPM (Diesel) [33742] Hunting & Fishing | Tackle Storage users MUST use an upper

users MUST use an upper support bracket

Easily removable stainless steel hinge pin for unobstructed installation

Hole Diameter for installation: 2"

your downrigger will automatically stop it at the waterline

Box Dimensions: 3"H x 5"W x 8"L WT: 0

Faria Chesapeake Black 4" Tachometer - 4000 RPM (Diesel) [33742] Hunting & Fishing | Tackle Storage users MUST use an upperChesapeake Black 4" Tachometer 4000 RPM (Diesel) (Mechanical Takeoff & Var Ratio Alt) 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