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Re: Why positive ground?
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Posted by George G on November 03, 2004 at 16:07:29 from (152.163.101.7):
In Reply to: Re: Why positive ground? posted by OK-AL on November 03, 2004 at 09:30:30:
As far as I know. Chevrolet,Cadillac,Buick,Oldsmobile and any other G.M. was always negative ground. So was Willys. Course, I only got books that go back to 1930. Don't know what they did before that. As far as the change to 12 volts. It's cheaper to run 12 volts than it is to run 6 volts. All the wiring in the car,truck,tractor or whatever can be about half the size in a 12 volt system as compaired to a 6 volt system. If you have twice the voltage you need half the amps to run the same thing, lights,starter,exc. If you are building a few thousand cars, and each car has a couple of miles of wire in it. That's a big cost savings.
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