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installing a tach in a g body

2K views 2 replies 2 participants last post by  LoudMalibu 
#1 ·
i have a 81 malibu with hei and a 350.

im tyring to install this old gauge, it has 1 green, 1 red, 1 black, 1 white

i know about the black to ground, but where does the wire hook up the dist? or to the alternator, or does the volt meter guage goto the dist?
 
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