Re: 640 Battery

Posted by Owen_Dyneto on 2021/9/18 16:58:13
A Group 4 Commercial (lead/acid) from NAPA is my recommendation. IIRC a Group 4 was the OEM battery for your car. I've used the NAPA Grp 4 Commercial in my '34 Packard almost forever, gobs of CCA, long-lived, no problems.

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