Ever notice a slightly degraded carbon core wire will cause an intermittent or total misfire, worse when raining and wet.
With the higher resistance in the carbon core wire the occurrence of the spark jumping out of the insulation to a valve cover through the side of a wire or right out of the boot to the head before it reaches the plug is greatly increased.
An old solid core wire with nasty insulation cracked to the point that you can sometimes see the exposed wire can continue to deliver the juice to the plug and keep the engine running right.
Comparable to how a garden hose with 10 pin holes does not leak until you put your thumb on the end of it, at which time much like electricity the water will exit the hose wherever the least resistance is found.
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Today's Featured Article - Grain Threshing in the Early 40's - by Jerry D. Coleman. How many of you can sit there and say that you have plowed with a mule? Well I would say not many, but maybe a few. This story is about the day my Grandfather Brown (true name) decided along with my parents to purchase a new Ford tractor. It wasn't really new except to us. The year was about 1967 and my father found a good used Ford 601 tractor to use on the farm instead of "Bob", our old mule. Now my grandfather had had this mule since the mid 40's and he was getting some age on him. S
... [Read Article]
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