Mallory Unilites use to suffer a lot of lights out failures,(the LED failed) usually half way to nowhere shruggy Maybe now is the time to switch ignitions to a better more reliable brand and type twocents Is the positive lead to the coil the 12V source and does the negative side goes where it is suppose to workIf they're reverse it is possible that is causing the problem with your center electrode scope

Last edited by Cab_Burge; 01/31/16 01:56 AM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)