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Message: <blockquote data-quote="80_Cutlass_mn" data-source="post: 1247868" data-attributes="member: 545695">Well first ill start by saying, no a new battery wont fix any problems that might occur.  Second, if your really going to be running that kind of power there WILL be problems.  Third you might as well start looking for a bigger alternator or finding a way to piggyback two stock ones because a 70 amp alternator is only going to be good for about 500 watts rms after what current is left after all the accessories and ignition systems, computer systems, etc. get what they need first in order to keep the car running.  After you pass that point youll start to pull current from the battery since the alt wont be able to give out anymore, which will eventually lead to a dead battery somewhere along the road.For starters, when going that high in power 150 amps is going the be the least you need.  More would certainly be better.</blockquote>

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