Posted by George in MI on Monday, October 02, 2006 at 8:25AM :
In Reply to: Re: Jerry, Here you go........... posted by Paul (in NY) on Monday, October 02, 2006 at 8:00AM :
I have a couple of 6 volt pos ground Sun tachometers with sending units.
You can use an alkaline AA battery as a replacement, it is nearly the same voltage as the original mercury battery....works fine.
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