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Message: <blockquote data-quote="brian84corvette" data-source="post: 8298544" data-attributes="member: 586635">o i see - in the title it looks like you did the big 3 and put in a new alternator.possibly if you still have your stock alternator in the viechle - you can go down to your local parts store that isnt filled with iddiots - and find a pulley for your current alternator that is just slightly smaller around than your stock pulley is.installing a smaller pulley on your alternator will spin it just a touch faster.   alternators produce power at rpm   and at engine idle this will help you as your alt will be spinning slightly faster than it used to - while engine rpm at idle stays the same as before.</blockquote>

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