With odometer. Requires transmission sender #27599GM or #27599FORD, sold separately. Speedometers and Tachometers measure 3-3/8" diameter.
Classic Series Gauges: feature
electro-polished chrome bezels, with white faces and black numbers and pointers.
Application Note: The hook-up for this speedometer is as follows, red wire from sender to 'B+' terminal on speedometer. White wire from sender to 'sig' term on speedometer. Black wire from sender to 'gnd' term on speedometer. The manufacturer of this speedometer insists that it is very important to provide a 'dedicated' (nothing else hooked-up with it) power wire and groud wire for this speedometer. Dedicated power wire hooks to 'B+' terminal. Dedicated group wire hooks to 'gnd' term. The wires from the sender to the speedometer should be twisted together for their entire length to prevent 'interference' from other electrical sources in the vehicle.