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2nd Gen Ram Tech1994-2001 Rams: This section is for TECHNICAL discussions only, that involve the 1994 through 2001 Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
I know it's common for a diesel to have 2 different size batteries but do you have to or can you have 2 the same size (cca)?
higher the cca for one and higher reserve time for the other would be the best of both worlds I would think....it will work as long as they are both 12v regardless...