installing mini tach
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Stage IV
Joined: Dec 2015
Posts: 4
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From: phoenix, az
installing mini tach
i ride a rigid frame chopper with an ultima 127 cu.in. engine. it has an ultima single fire programmable ignition. i want to install a mini tach that i have, it has 4 wires (red, green, black & white) leading from it. what do i hook these 4 wires to? thanx
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Joined: Aug 2017
Posts: 61
Likes: 34
From: New Philly, OH
Red is constant power, Green is tach signal, Black is ground, and white is for lights. the green you will need to tie in with the coil, do some digging on exactly where, to get the signal. red should be on a key on power source, black to a good ground, and white on the lighting circit or a switch
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