Quote:
Originally Posted by LifeTech
From what I have gathered on the Optima's, they were well known as deep cycle batteries originally and loved to get depleted and charged. That was the original intended design. Used in this fashion they are very dependable.
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Yes, LT, you are right on the money regarding deep cycle design of the original Optima. Although it appears the red top design would work as an SLI (starting, lights, ignition) battery, the yellow-top design is more of the deep cycle design you mentioned. And, no, I don't have a plasma screen in my HL. Honest.

Here's the Optima URL for interested readers:
Truck & SUV: Find Your Optima
After more research here's the AGM (absorbed glass mat) battery I'll end up with... The DieHard Platinum series. Expensive? Yep. Warranty? A 4-year free replacement/100-month prorated limited warranty. Yep, that's better than all the rest. The DieHard Platinum is a compressed, flat plate design, unlike the spiral design of the Optima. Reviewers in Las Vegas, Phoenix, and other warmer climes love the Platinum because with their heat the warranty can't be beat, and owners of big-block collector cars rave about them because of the 135 minutes of reserve capacity and 880 CCA measured at zero degrees F. Hey, that might not be all that bad for starting and thawing my HL at sub-zero temperatures either. So I went to the store with my handy meter. It tested at 12.89 volts at the store. Oh, and that consumer group we hear so much about just gave it a 91/100 rating - their highest of any battery they tested. Here's the URL:
Buy Craftsman Tools | Fitness Equipment | Kenmore Home Appliances | Lawn & Garden Equipment | Sears.com - Where It All Begins
Type "DieHard Platinum" on the search line and happy reading to you.
Hmmmm. Just maybe.... I think I've found my next battery. Now I just have to wait until my '01 OEM battery is laid to rest.
MattJB