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One wire alternator on B model mack


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1 minute ago, mrgumby said:

to the positive of the closest battery

As long as the system has been converted to a Negative ground. There is, if needed a one wire Positive ground one wire  GM style alternator, I have a 120 amp  one on my B mixer.

"OPERTUNITY IS MISSED BY MOST PEOPLE BECAUSE IT IS DRESSED IN OVERALLS AND LOOKS LIKE WORK"  Thomas Edison

 “Life’s journey is not to arrive at the grave safely, in a well preserved body, but rather to skid in sideways, totally worn out, shouting ‘Holy shit, what a ride!’

P.T.CHESHIRE

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3 minutes ago, mrgumby said:

i was going to mention that about pos ground but i figured most trucks by now were converted to neg ground..everyone i know has.. an easy swap   wasn.t thinking so good point glad you brought it up

Seems there is always a few that surface, like mine.

"OPERTUNITY IS MISSED BY MOST PEOPLE BECAUSE IT IS DRESSED IN OVERALLS AND LOOKS LIKE WORK"  Thomas Edison

 “Life’s journey is not to arrive at the grave safely, in a well preserved body, but rather to skid in sideways, totally worn out, shouting ‘Holy shit, what a ride!’

P.T.CHESHIRE

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Hey thanks for all the help I have converted my tractors over to 12v an a few old cars I just wasn't sure about my Mack it was at one time 24 volt it has been converted to 12 volt negative ground  but who ever in the past done a bad job I have got to rewire the truck thire are cut an loose wires hanging every ware nothing works but I did get the factory radio working I thought that was amazing thanks for all the help from those who commented I am glad I joined this site it's amazing the knowledge y'all have the is a great resource for anyone who has never restored old road tractor thank alot

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