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Does the Big 3 Actually Do Anything?
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<blockquote data-quote="AcidicDreams" data-source="post: 2440147" data-attributes="member: 558974"><p>ok... so let's make it easy. your amps make more power at 14v, your battery provides 12v. The purpose of the Big 3 is to upgrade all paths to the alternator and to upgrade the ground path from the battery to the chassis. Upgrading your battery does you nothing w/o the big three because you are just providing "more" power at 12v which you don't really want. You want more power available at 14v with a backup of 12v. If the amps draw too much power for your alt to provide the voltage drops to 12v where the battery picks things up.</p><p></p><p>Now w/o the big three, your wires are getting old and are not designed for that much draw. So you quickly drop to 12v, and the more time you spend drawing off the battery the quicker it discharges and then you are in real trouble, because now the battery is trying to charge up too... then you voltages drop even lower and it's not good for the amp not to mention the rest of the car's electronics. Also you get that nasty headlight dimming...</p><p></p><p>So doing the big 3 allows you to take full advantage of your alternators power. If you are still discharging your battery at this point you need a new HO alt... more batteries will just add more draw and worsen your power situation...</p><p></p><p>Last note is you don't have to find shit, leave your stock wiring in place, just ADD the big three on top of the current system, the power will take the path of least resistance, which will be the new wiring. So the hardest part will be hooking the Alternator positive to the battery positive. The rest happens on top of the engine with battery-&gt;chassis and chassis-&gt;engine block...</p><p></p><p>now does that make sense? I can ramble and not make sense sometimes but I'm not proofreading my **** post...</p></blockquote><p></p>
[QUOTE="AcidicDreams, post: 2440147, member: 558974"] ok... so let's make it easy. your amps make more power at 14v, your battery provides 12v. The purpose of the Big 3 is to upgrade all paths to the alternator and to upgrade the ground path from the battery to the chassis. Upgrading your battery does you nothing w/o the big three because you are just providing "more" power at 12v which you don't really want. You want more power available at 14v with a backup of 12v. If the amps draw too much power for your alt to provide the voltage drops to 12v where the battery picks things up. Now w/o the big three, your wires are getting old and are not designed for that much draw. So you quickly drop to 12v, and the more time you spend drawing off the battery the quicker it discharges and then you are in real trouble, because now the battery is trying to charge up too... then you voltages drop even lower and it's not good for the amp not to mention the rest of the car's electronics. Also you get that nasty headlight dimming... So doing the big 3 allows you to take full advantage of your alternators power. If you are still discharging your battery at this point you need a new HO alt... more batteries will just add more draw and worsen your power situation... Last note is you don't have to find shit, leave your stock wiring in place, just ADD the big three on top of the current system, the power will take the path of least resistance, which will be the new wiring. So the hardest part will be hooking the Alternator positive to the battery positive. The rest happens on top of the engine with battery->chassis and chassis->engine block... now does that make sense? I can ramble and not make sense sometimes but I'm not proofreading my **** post... [/QUOTE]
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