Dave, you're thinking that the late 60s/70s AMC tach is like current aftermarket tachs -- they just have one wire to the coil. The older ones aren't like that -- they are current sensing and are wired totally different. -- Frank Swygert Publisher, "American Motors Cars" Magazine (AMC) For all AMC enthusiasts http://farna.home.att.net/AMC.html (free download available!) _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://www.amc-list.com/mailman/listinfo/amc-list