"But - I still can't figure . . . if the spark path is basically in series with two spark plugs - how can one can fire and one fail to fire"
My response:
If theres an arcing path on the bad side of the coil (i.e. the side where the plug is that doesnt fire) the other (good side) can still fire its plug since on the side with the short (HV breakdown fault) the short provides the path instead of current arcing across the plugs gap. If you short out one plug wire the other still fires, and the same thing can happen if on one side of the coil a breakdown is allowing arcing current to flow at a place OTEHR THEN the plug.
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Today's Featured Article - My Ford Golden Jubilee - by Troy Estes. This article is about my '53 Ford Jubilee and a story that starts with taking the tractor to my brother's Starter/Alternator Rebuilding shop for a wiring fix. The generator was shot as well as all the wiring. I dropped off the tractor expecting a transformation from a 6 volt to a 12 volt system utilizing the original generator housing, and a total rewiring of the whole tractor. The front end center pin bushing was worn also so I ask that they replace it if they had time. Well, that’s wha
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