Typically the aftermarket ignitions alter the signal to the tach to the point it no longer recognizes it. You can fry the tach doing this with some aftermarket ignitions. I'd use the ignition manufacturers advise or someone that has actualy done it. No sense in smoking a perfectly good tach! -- Mark Price Morgantown, WV 1969 AMC Rambler, 4.0L, EFI, T-5 2004 Grand Cherokee Laredo, 4.7L, Quadratrc II " Chronic Pain Hurts" -------------- Original message ---------------------- From: d stohler <das24rules@xxxxxxxxx> > shouldnt you still be able to hook the tach wire up to > your coil like it should have been originally and > still work? should be on the - side of the coil i > beleive. i dont BELEIVE you would need the tack kit > for it to work this way. if i am wrong, someone will > point it out. > > > > > If I change the distributor in my 70 Javelin to let's > say an MSD Pro > billet > > (anyone done this??) will my in dash tach still > work? > > > dave stohler > http://picasaweb.google.com/das24rules > > > > ________________________________________________________________________________ > ____ > Never miss a thing. Make Yahoo your home page. > http://www.yahoo.com/r/hs > _______________________________________________ > Amc-list mailing list > Amc-list@xxxxxxxxxxxx > http://www.amc-list.com/mailman/listinfo/amc-list _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://www.amc-list.com/mailman/listinfo/amc-list