Cog pulley help

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Aug 16, 2006 | 08:08 PM

Wickedrock

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Joined: May 2006

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Cog pulley help

What kind of power and boost can I expect with a 390 ci sbc, Vortech YS trim and a 73 bottom/30 top pulley? How do you get the formula (???) to figure this out? Thanks

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