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Message: <blockquote data-quote="Old_Slapper" data-source="post: 8899319" data-attributes="member: 690458"><p>I believe you that you can run 50 amps off a power bank for a while.  That's not what I was saying.  I was saying that 50 amps is about all that is being used when doing their daily driving.  However, when my kid is parked and blasting it, he's probably pushing over 150 amps.  He could get a 200 ah battery, but he doesn't have that kind of room and it will not hold 12v for more than 10 minutes.  Less voltage = less power.  He has a 250 amp alternator that provides a little over 13v at idle and 14.4 when above 1000 RPM.s   I chose this alternator for that reason.  The rule of thumb is, if your lights are flickering, you're not supplying enough juice.</p></blockquote><p></p>

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