Autometer tach install
white - dash lighting
red - Ignition switch
black - ground
green - Tach wire
for autometer tach models 3904, 3905, 3911, 4299, 4899, 5699, 5899
<strong>i just got an autometer tach and it says to clip one of the wires for 4 cylinder(2 pulse) and both for 4 cylinder(1 pulse) but my wires are blue and somthin else, there's no orange</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">if you have the blue and brown wires, only cut the blue



