And all that theoretical 'paper' aside.. it's a sad fact that an ignition coil will fire with reversed polarity. Just look at 98% of the front mount fords running negative ground without an elaborate way to swap the coil polarity.
Guess you are saying none of those exist... right?
Back to what I said.
Correct polarity is ideal... reversed polarity is not ideal.. but works.
Again.. quoting the 'book' only will serve to confuse.. besides you are preaching to the quire.. BTDT.. I got my eng. ticket already.
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Today's Featured Article - New Hitches For Your Old Tractor - by Chris Pratt. For this article, we are going to make the irrational and unlikely assumption that you purchased an older tractor that is in tip top shape and needs no immediate repairs other than an oil change and a good bath. To the newcomer planning to restore the machine, this means you have everything you need for the moment (something to sit in the shop and just look at for awhile while you read the books). To the newcomer that wants to get out and use the machine for field work, you may have already hit a major roadblock. That is the dreaded "proprietary hitch". With the exception of the
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