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  1. K

    Adding alternator wires. Big-3

    Re: Adding alternator wires. Big-3 The ACR i got for $70 new in box from my friend. According to the drawing if there is connection btw batteries on a main switch as well on the ACR wouldnt it be that the second battery will be able to draw power from the first battery through the main switch...
  2. K

    Adding alternator wires. Big-3

    Re: Adding alternator wires. Big-3 I am a bit confused in here, I got ML-ACR Automatic Charging Relay - 12V DC 500A - Blue Sea Systems And would like to put it btw two batteries, what should do: Or this If i do this one what i use the top left terminal for? the red wire from alternator? Thank you
  3. K

    Adding alternator wires. Big-3

    Re: Adding alternator wires. Big-3 There is two skinny wires going to battery directly and one big going through switch. Could i add another switch btw first and 2nd battery before or after ACR I have extra single switch. Here is what i have.
  4. K

    Adding alternator wires. Big-3

    Re: Adding alternator wires. Big-3
  5. K

    Second Audio battery with 105amp alternator

    Hi everybody. I got new alternator for my soundsystem on 5.7 merc also got Blue Sea 7620 Automatic Charging Relay, And I should be able to install it. My question is regarding second battery that i will use to power amplifiers. I have optima blue top D31M battery. Could i just use this one to...
  6. K

    Adding alternator wires. Big-3

    Iam planing to upgrade my alternator from 55 to 105-120 amp on mercruiser 5.7 carb. In car audio it is called big-3 wire upgrade. Should i also add wires from alternator straight to battery and negative to negative to engine ground also instead chassis ground connect battery negative to negative...
  7. K

    High Output alternator

    Re: High Output alternator Thank you, do you have any sugesions what alternator should i get? This is what i have now.
  8. K

    High Output alternator

    Hi everybody, A year ago i installed few extra speaker on a sundeck. Since then i was using extra batteries to support amplifiers. There is 3 jl's amps. I had to charge batteries constantly so now I would like to use HO alternator as a replacement or to add extra alternator to 357 Merceuiser...
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