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Old 02-01-2004, 11:05 PM
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427sharpe 427sharpe is offline
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Cobra Make, Engine: A CSX Cobra,1966 GT350 and an '06 Ford Heritage GT
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A larger pulley slows the rotation of the part it is on...a lg alt pulley will spin an alt slower, producing less charge at high rpm. On a street car, I would keep the stock pulleys unless you are going to rev pretty high all the time. Esp on the h2o.
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