Like others have said, make sure all connections are good and remove the battery cables and make sure they are not corroded. Clean the battery posts. Put your voltmeter on the field wire going to the alternator and see if it fluctuates too. If it is still fluctuating you can eliminate the voltage regulator with a 7 ohm high wattage resistor hooked to the battery and to the field terminal. If it now shows a steady charge, your voltage regulator is bad. Auto Zone will check your alternator for free from what I hear. I don't know if they check voltage regulators or not.
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Today's Featured Article - What Oil Should I Use? - by Francis Robinson. I keep seein this question pop up over and over again in discussion groups all over the web. As with many things there are often several right answers and a few wrong ones. Some purist I'm sure will disagree to no end with what I will tell you but most of us out here in the real world don't really care do we ? Some of them only bring their noses down out of the air long enough to look down them anyway. If you are like me you are only doing this old tractor stuff because you enjoy it. You
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