ryan135 Posted April 15, 2010 Report Share Posted April 15, 2010 I will be getting a 300a alternator shortly and i have my battery in my trunk (back) and i have 2 runs of 1/0 wire now i was wondering how i should use the 2 runs of 1/0 i know i should use 1 for (+) now should i use the second run for a second (+) and ground everything to the body of the car. or use the second run for a (-) run from the alternator to the battery ?? Link to comment Share on other sites More sharing options...
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