How much different are the 98-99 ls1 heads than 2000+?
07-28-2003, 10:54 AM
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Staging Lane
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Location: Allentown, PA
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How much different are the 98-99 ls1 heads than 2000+? How much different are the 97-99 Head castings for the ls1 powered cars. I believe 2000+ came with the 241 casting #?
