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Message: <blockquote data-quote="80_Cutlass_mn" data-source="post: 2319638" data-attributes="member: 545695"><p>Im going to tell you right now its going to be nowhere near enough for that 2000 watter.  Friend of mine had the 1606 in his mustang with a 100 amp alty and it would actually kill his lights driving down the highway at full tilt.  Assuming that amp was 100% efficient (which is not possible and nowhere near close) 2000 watts...or in this case prolly around 1700-1800 watts of 14v power is...121 - 128 amps.  But in this case is going to be closer to around..160 - 180 amps.  A 200 amp alternator should possibly handle it given my calculations of 65% efficiency which Hifonics arent very efficient to begin with.  IF someone would like to double check my calculations feel free.</p></blockquote><p></p>

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