Now that it flashes, pull the coil wire out of the cap and hold it wit insulated pliers 1/4" away from the block. Crank it and see if there is spark there. If there is, the rotor in the Mag may be out of time, or the cap cracked or carbon tracked, or the rotor might be carbon tracked or the timing index broken in the rotor. The rotor shaft is gear driven from the mag main shaft, and must be timed with small inconspicuous marks so it points in the correct direction to fire when the points break. Look there before suspecting the coil. Jim
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Today's Featured Article - Engine Basics: Spark Plug Cleaning - by Staff. Cleaning procedures: Brush or blow dirt from around the spark plug base. Remove the plug with a correctly fitted wrench. Examine the porcelain insulator and points. If the insulator appears to be melted or blistered, cracked or broken, and the points seem unduly burned it is evident that the plug is operating too hot and it should be replaced with a colder plug. If the plug is fouled excessively with carbon it apparently is operating too cold and it should be replac
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