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Generation III Internal Engine 1997-2006 LS1 | LS6
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Valve size

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Old 01-07-2003, 07:34 AM
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Default Valve size
How large of a valve can I run in my 5.7 heads without changing the valve seats?
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Old 01-07-2003, 10:28 AM
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Default Re: Valve size
Can't really answer that question for ya, but I can say that people do run 2.02/1.57 valves with the stock seats, but I can't really see going much bigger than that.
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