Posted 1/27/2016 19:02 (#5068465 - in reply to #5068402) Subject: RE: Is this an electronic ignition on a 3020?
In their instructions Pertronix tells you if there already is a ballast resistor in the line to leave it in. If not to put one in. I have three older tractors with electronic ignitions, two have the ballast resistors, one doesn't.