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383 vs. 408

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Old 08-25-2004, 07:52 AM
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Default 383 vs. 408

How much more power will a 408 make over a 383 with the SAME heads, cam, intake, etc....
Old 08-25-2004, 07:56 AM
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I am also wondering the same thing. I know it depends on alot of other stuff, but assuming everything was the same brand, will it be that big of a power increase?
Old 08-25-2004, 07:57 AM
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On average ~20rwhp depending on H/C used




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