Original poster: "Bob Bozarth by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jbdetails-at-prodigy-dot-net> I'm not to sure about a coil having "two" HV leads on it. Since the ground is common I guess the neg. lead would serve a dual purpose. Then the pos. goes to the distributor. Bob Bozarth Experimenter