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1929 DeSoto project,more questions.


GaryBudd

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Spark on an high tension system is easy.  Power to one side of the grounded coil, power from the other contact on the coil to the insulated contact on the distributor.  When the points are closed power travels through the coil and the points setting up a magnetic field in the coil.  When the points open the magnetic field collapses and the high tension wire from the coil takes the current from the coil to the center of the distributor cap.  The rotor sends this current to the proper spark plug and voila you have spark. 

If I were in this situation I would take the cap off the distributor, make sure the points were closed, pull the center wire from the cap and hold it near the cylinder head. Turn on the ignition and open the points and a spark should jump to the head.

If you have no spark then you have a break in the circuit between the battery, the ignition switch, the coil and the distributor.  Simple fix undo each connection, clean and reconnect.

Good luck

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