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409 Views 1 Reply 2 Participants Last post by  Steve Wood
how do i hook up an aftermarket tach in my car?i know one wire goes to ground,one to ign.,one to lights,and usualy the other would go to ign. side of coil on a car w/distributor.someone told me it goes somewhere on my coil pack.if so,then where exactly? dunno
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Easiest way is to connect the signal wire to the tach test lead that is just below the alternator, coming out of the wiring harness. It is the lead with two wires going to the connector.

Or, you can hook it to the white wire coming out of terminal E on the module. (5th wire over)

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