Im hooking up a Mallory window switch, and it needs to hook up to the tach wire on my after market ignition.. I have a MSD6a thats been hooked up for years now. What wire do I hook it up to?
Thanks
Sky
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-1989 Saleen Mustang #406- TFS Heads, E-303, edelbrock intake,70MM TB, 73mm MAF, off road H, headers and 3chamber flows.
12.55@107mph
50-175 Nitrous Works WET Kit just added.