Quote:
Originally Posted by Cobra #3170
For what it is worth I replaced the Optima's in my Cobra and Ford GT with Sears
Diehard Platinum batteries. These batteries are AGM and do not discharge as quickly with light loads as the Optima. My GT sat for 4 months in the trailer and
started immediately, if I did that with an Optima it would be dead or not able to crank the engine.
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From what I have learned, the Sears Platinum's are made to the same specs as the Odyssey and have higher quality lead than the Optima and should last longer. The new Optima's are now manufactured in Mexico and no longer use high quality (99.9%) lead. For my $ I would go with Sears Platinum.