uh, no they're still lead-acid batteries and are subject to the same problems, they (and I'm speaking of optimas and only from the brochure) just aren't as susceptible to the problems (last 2x longer) and start out better for the same size.
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-Russell
1991 Toyota Pickup 22R-E 2.4 I4/5 speed
1990 Toyota Cressida 7M-GE 3.0 I6/5-speed manual
mechanic, carpenter, stagehand, rigger, and know-it-all smartass
"You don't get to judge me for how I fix what you break"
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