a wiring question
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Joined: Jan 2001
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From: Nebraska
a wiring question
If it's a typical three wire tach, red goes to a switched positive source. Black is ground. Green is the signal wire and goes to the negative (usually green) coil wire. If it's illuminated you can wire it in to the instrument cluster lights.
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1995 F-150 Supercab XLT 155" 4x4 M5OD 302
1986 F-150 4x4 NP435 300
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1995 F-150 Supercab XLT 155" 4x4 M5OD 302
1986 F-150 4x4 NP435 300
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jrockdiddy
1948 - 1956 F1, F100 & Larger F-Series Trucks
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May 5, 2015 07:47 PM
