85mm Tachimetro Retro Styling Puntatore Tachimetro per Auto Auto Barca Yacht 12V24V
(Cut an 85mm (3 3/8") hole in the panel (II) allow a clearance of. behind the panel. 1)Wiring guide to get RPM Tach signal from RPM tach Sensor (3rd pin). 2)Wiring guide to get RPM Tach signal from ignition coil directly (8th pin).