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<blockquote data-quote="thatsgonnahurt" data-source="post: 2442850" data-attributes="member: 568918">Is the big 3 beneficial with a stock alternator? Lets do some math. Lets say that we have a 100 amp alternator. Factory power wires are 6 awg which is rated for 101 amps with a resistance per foot of .0003951 ohms. Figuring 10’ of power wire gives us a total wire resistance of .003951 ohms. 100 ^2 * .003951 =&nbsp; 39.51 watts. Now compare 1/0 awg with a resistance of .000983 @ 10’. 100^2 * .000983 = 9.83 watts. The difference between 6 awg and 1/0 awg is 29.68 watts.&nbsp; This 100 amp alternator at 14 volts produces 1400 watts. The difference in power consumption between 6 awg and 1/0 awg is less than 2.5%. hardly seems worth it!if your wiring is in bad shape go ahead and replace it. but if its in good shape and you have a stock alternator you gain little. what can be done for the wiring is to periodicaly clean the connections and apply a high temperature grease to prevent corrosion.</blockquote>

[QUOTE="thatsgonnahurt, post: 2442850, member: 568918"] Is the big 3 beneficial with a stock alternator? Lets do some math. Lets say that we have a 100 amp alternator. Factory power wires are 6 awg which is rated for 101 amps with a resistance per foot of .0003951 ohms. Figuring 10’ of power wire gives us a total wire resistance of .003951 ohms. 100 ^2 * .003951 = 39.51 watts. Now compare 1/0 awg with a resistance of .000983 @ 10’. 100^2 * .000983 = 9.83 watts. The difference between 6 awg and 1/0 awg is 29.68 watts. This 100 amp alternator at 14 volts produces 1400 watts. The difference in power consumption between 6 awg and 1/0 awg is less than 2.5%. hardly seems worth it! if your wiring is in bad shape go ahead and replace it. but if its in good shape and you have a stock alternator you gain little. what can be done for the wiring is to periodicaly clean the connections and apply a high temperature grease to prevent corrosion. [/QUOTE]

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