Faria 60mph Speedo Kronos 4" safety switch A threaded plug remains in

A threaded plug remains in the base when the screw-in anchor device is removed to prevent dirt & grit from entering the threads

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3/4 Fynspray Pump Kit  - Cassell Marine Australia's No 1 Fynspray Dealer

- Thermal cut-out feature prevents overheating when run dry

Faria 60mph Speedo Kronos 4" safety switch A threaded plug remains inFaria Kronos 4" Speedo 60 mph with Stainless steel trim. Electronic speedometers operate by capturing pulse produced by a sensor. The pulses are then electronically converted to a speed reading like a tachometer converts ignition pulse to RPM. Pitot tube type speedometers operate by pressure from the water being forced into the pitot tube. This pressure is then transmitted through flexible tubing into the bourdon tube movement inside the speedometer